Recently a tip was sent to PS3fanboy.com about a list of PS1 games recently classified by the ESRB and believed to be headed for the PSN store. The list isn't all classics but Super Puzzle Fighter 2 Turbo, Castlevania Chronicles and Wipeout XL are among those rumored.
Reader Matt G. sent in a tip, detailing a number of PS1 titles rated by the ESRB that have yet to be released on PSP/PS3. These downloadable classics should arrive on the PSN some time in the future -- but when?
Wipeout XL (E)
Jet Moto 3 (E)
Super Puzzle Fighter 2 Turbo (E)
Buster Bros. Collection (E)
Street Fighter Alpha (T) -- previously discovered, not released
Rayman (E)
Castlevania Chronicles (T) -- previously discovered, not released