# Twitter at SXSW 2007

> Twitter’s SXSW breakout included $11,000 in paid hallway-screen placement.

- Owner: Obvious Corporation / Twitter
- Kind: App & software
- Sector: Technology
- Seed date: 2006-07-15
- Milestone date: Week of Mar 9, 2007
- Date basis: Documented milestone; not a measured attention peak. Dates use the stated precision; chart positions are date anchors.
- Spread Score: 33 (Niche, provisional), v1.3
- Mechanics: Visible in use, Creator relay, Press loop, Maker origin, Controversy

## Summary

Twitter opened publicly before SXSW, then paid for hallway screens as attendees used it to coordinate meetups. A Blog award and press coverage followed; staff-reported daily tweets reached 60,000 service-wide. Twitter later secured venture funding.

## Timeline

- 2006-03-21 — Jack Dorsey (X) — Dorsey sent an internal test message before the service opened to the public.
- 2006-07-15 — Odeo (X) — Odeo publicly released Twttr, an SMS service that also let people post and read updates on the web.
- 2006-07-15 — TechCrunch (Press) — TechCrunch introduced Odeo’s group-SMS service to its readers.

The full timeline, metrics and sources are on the case page, or via the Pro API (https://howitspread.com/developers).

Canonical URL: https://howitspread.com/cases/twitter-sxsw-2007

Cite as: How It Spread (2026). “Twitter at SXSW 2007.” Case HIS-01533. Spread Score v1.3: 33/100. Updated 2026-10-23. https://howitspread.com/id/HIS-01533