"Four years ago, Altman’s mentor, Y Combinator founder Paul Graham, flew from the United Kingdom to San Francisco to give his protégé the boot, according to thr

"Four years ago, Altman’s mentor, Y Combinator founder Paul Graham, flew from the United Kingdom to San Francisco to give his protégé the boot, according to three people familiar with the incident, which has not been previously reported." I guess he had a change of heart about Sam because ... ?