Main reason is that hardware matters and exponential singularity is a myth because pace of hardware is hard to over come. Maybe when one day you have a whole s

Main reason is that hardware matters and exponential singularity is a myth because pace of hardware is hard to over come. Maybe when one day you have a whole system setup where the AI can control hardware like actual humans so, that could be where it’s feasible. Otherwise AI improving it self is just gonna be software side