[neilv]

According to https://trino.io/blog/2020/12/27/announcing-trino.html , because of trademark registration and enforcement by Facebook.

(IMHO, PrestoSQL also looked maybe a little too much like PostgreSQL in this space.)

I'm imagining an unusually efficient brandstorming session. "OK, folks, idea hats on, there are no bad ideas... we've got Presto..." "Uh... new Presto... New-o..." "Neutrino..." "Trino?" "Trino!" "Searching it now!"

[dsundstrom]

If only it were that easy. It took ages to find the new name. There is a Google doc somewhere with pages of bad names.

[bitsondatadev]

Hah! It may have very well looked like that given the time constraints they were working with.