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📈 Uber-Expedia super-app cross-sell doesn't pencil

A roughly $30B Uber acquisition of Expedia is bad capital allocation. Chamath says Expedia is a UI and front door on licensed third-party data, so the interface is fragile and the asset is not worth a control premium; Sacks says a hail-a-ride app has no attach rate on trips booked days or weeks out because the user's state of mind is immediate gratification. Friedberg builds the accretion case at roughly 4x pro-forma EBITDA and Jason argues super apps work as a third tab.

0 CONVICTION
peaked 47.1 WATCH
DORMANT
band · contested
▼ SHORT EXPE
expression · bearish equities
WRONG
result · return -35.4% · vs SPY -50.5%
2025-10-18
born 2024-10-18 (E200) → window closed

⚖ Why this result

fully deterministic — computed from daily closes on the scoring date; nothing below is editable or hand-set

  1. Window: 2024-10-18 → 2025-10-18 — first mention + 12-month horizon, then the window locks.
  2. The call: ▼ SHORT EXPE (primary play). EXPE rose 35.4% over the window → return (sign flipped for a SHORT) = -35.4% (the call lost money).
  3. Benchmark: holding SPY over the same window returned +15.0% → vs SPY = -35.4 − (+15.0) = -50.5% — what this call made or lost against just owning the index. This is the number the result uses.
    Direction-only read: -20.4% — did EXPE move the predicted way relative to the market. The two only differ on a SHORT: this call was right about direction relative to the index but still cost money versus holding it.
  4. Rule fired:
    · RIGHT — return ≥ +10% AND beat SPY by 5+
    · HALF — return ≥ +5% OR beat SPY at all
    ▶ WRONG — everything else
  5. Credit: supporters of a WRONG earn 0 each, opposers the opposite — this feeds the scoreboard. supported: Chamath, Sacks | opposed: Friedberg, Jason

Conviction timeline

bands: green ≥ 65 · watch ≥ 45 · ember ≥ 15

Plays vs SPY · % since first mention (2024-10-18)

Plays

expressionsymbolkindrelevancerationale
▼ SHORT EXPEstock PRIMARY the stock popped 8% on the trial balloon; the thesis is no deal and no sustained takeout premium
▼ SHORT UBERstock adjacent fell 3% on the report - the bear case says the acquisition would destroy value if it happens

Mention log newest first

Jason
Jason equities 49% · n=105 · E200 (2024-10-18) · sentiment · strength 2 ▶ 44:22 OPPOSE
“So I think this actually could work really well as a third tab in the app for travel.”
Sacks
Sacks equities 44% · n=96 · E200 (2024-10-18) · explicit_prediction · strength 3 ▶ 42:37 SUPPORT
“It's just a completely different state of mind. I just don't think that there's much opportunity to cross-sell that. Or to use the typical jargon, I don't think the attach rate is going to be high.”
Friedberg
Friedberg equities 43% · n=123 · E200 (2024-10-18) · explicit_prediction · strength 3 ▶ 31:59 OPPOSE
“you could kind of see yourself rationalizing this just from a financial basis that you're paying four times EBITDA to buy this thing”
Chamath
Chamath equities 42% · n=163 · E200 (2024-10-18) · explicit_prediction · strength 3 ▶ 29:11 SUPPORT
“So it would just be a very bad capital allocation decision. Now, that's okay to get things wrong, but not for $30 billion wrong.”

Who built this conviction

each voice's total push on the score, in conviction points across every mention — supports and opposes · share = % of all mention-driven movement

Chamath
Chamath 42%
1 scoring event · 48% of moves
+42.0 → net +42.0
Sacks
Sacks 44%
1 scoring event · 22% of moves
+19.5 → net +19.5
Friedberg
Friedberg 43%
1 scoring event · 16% of moves
+0.0 / -14.4 → net -14.4
Jason
Jason 49%
1 scoring event · 14% of moves
+0.0 / -12.0 → net -12.0

⏳ decay drained -29.8 over the idea's life — that's time passing, attributed to no one

Score events

episodekindΔafternote
E200 2024-10-18 init +42.0 42.0 E200 born by Chamath (explicit_prediction x3)
E200 2024-10-18 oppose -14.4 27.6 E200 Friedberg opposes x3
E200 2024-10-18 reinforce +19.5 47.1 E200 Sacks support x3 (new voice)
E200 2024-10-18 oppose -12.0 35.1 E200 Jason opposes x2
E201 2024-10-25 decay -1.4 33.7 E201 silent
E202 2024-11-01 decay -1.3 32.4 E202 silent
E203 2024-11-08 decay -1.3 31.1 E203 silent
E204 2024-11-16 decay -1.2 29.9 E204 silent
E205 2024-11-23 decay -1.2 28.7 E205 silent
E206 2024-12-07 decay -1.1 27.5 E206 silent
E207 2024-12-13 decay -1.1 26.4 E207 silent
E208 2024-12-20 decay -1.1 25.4 E208 silent
E209 2025-01-04 decay -1.0 24.3 E209 silent
E210 2025-01-11 decay -1.0 23.4 E210 silent
E211 2025-01-18 decay -0.9 22.4 E211 silent
E212 2025-01-25 decay -0.9 21.5 E212 silent
E213 2025-01-31 decay -0.9 20.7 E213 silent
E214 2025-02-07 decay -0.8 19.8 E214 silent
E215 2025-02-15 decay -0.8 19.1 E215 silent
E216 2025-02-21 decay -0.8 18.3 E216 silent
E217 2025-03-01 decay -0.7 17.6 E217 silent
E218 2025-03-08 decay -0.7 16.9 E218 silent
E219 2025-03-15 decay -0.7 16.2 E219 silent
E220 2025-03-22 decay -0.6 15.5 E220 silent
E221 2025-03-29 decay -0.6 14.9 E221 silent
E222 2025-04-05 decay -0.6 14.3 E222 silent
E223 2025-04-11 decay -0.6 13.7 E223 silent
E224 2025-04-19 decay -0.5 13.2 E224 silent
E225 2025-04-26 decay -0.5 12.7 E225 silent
E226 2025-05-02 decay -0.5 12.2 E226 silent
E227 2025-05-09 decay -0.5 11.7 E227 silent
E228 2025-05-17 decay -0.5 11.2 E228 silent
E229 2025-05-24 decay -0.4 10.8 E229 silent
E231 2025-06-13 decay -0.4 10.3 E231 silent
E232 2025-06-21 decay -0.4 9.9 E232 silent
E233 2025-06-28 decay -0.4 9.5 E233 silent
E234 2025-07-04 decay -0.4 9.1 E234 silent
E235 2025-07-11 decay -0.4 8.8 E235 silent
E236 2025-07-19 decay -0.4 8.4 E236 silent
E237 2025-08-01 decay -0.3 8.1 E237 silent
E238 2025-08-09 decay -0.3 7.8 E238 silent
E239 2025-08-15 decay -0.3 7.5 E239 silent
E240 2025-08-22 decay -0.3 7.2 E240 silent
E241 2025-08-29 decay -0.3 6.9 E241 silent
E242 2025-09-07 decay -0.3 6.6 E242 silent
E243 2025-09-19 decay -0.3 6.3 E243 silent
E244 2025-09-27 decay -0.3 6.1 E244 silent
E245 2025-10-03 decay -0.2 5.8 E245 silent
E246 2025-10-10 decay -0.2 5.6 E246 silent
E247 2025-10-17 decay -0.2 5.4 E247 silent