Y Combinator also backed a failed company [1] that was trying to take advantage of the high APR (20%) for UST staking. [2] I don't think there has been confirmation yet about how much UST Alameda was holding, but if true, it would add more context to CZ's tweet "liquidating our FTT is just post-exit risk management, learning from LUNA. We gave support before, but we won't pretend to make love after divorce." [3]
[1] https://news.ycombinator.com/item?id=31686140
[2] https://www.bloomberg.com/news/articles/2022-03-23/terra-s-p...
[3] https://twitter.com/cz_binance/status/1589374530413215744