January 15, 2001Unverified sourceWell documented
Wikipedia launches
On the timeline · around January 15, 2001 ·
What happened
A free encyclopedia anyone could edit sounded absurd — it became the largest reference work ever assembled.
Why it matters
Proof that open, volunteer collaboration could build knowledge infrastructure at planetary scale.
Sources
- Wikimedia Foundation. About the Wikimedia Foundation · Unverified source