“DD & JB discussing the new spray foam wall prototypes on the YZY campus https://…”

DD & JB discussing the new spray foam wall prototypes on the YZY campus https://t.co/NmR0ZGjm2I

tweetJul 25, 2020

“DD & JB discussing the new spray foam wall prototypes on the YZY campus https://…” — ye · yecombinator