(Bloomberg) -- Investors in the ever-hotter AI stock rally must suddenly consider a risk with the potential to be even more damaging than high valuations and big spending: Politics getting in the way.Most Read from BloombergRead the 14-Point Draft Memorandum Between the US and IranModi Warns of ‘Shortage of Trust’ Ahead of Trump MeetingIran’s Deputy Foreign Minister Confirms Deal Reached With USTrump Blows Through His Iran Red Lines in Justifying Peace DealNetanyahu Pays a Political Price for Tr