To be fair, it's kicking the can 60 years down the street, to when we're fully populating a 64 bit address space with 16 exabytes of ram. Considering the change

To be fair, it's kicking the can 60 years down the street, to when we're fully populating a 64 bit address space with 16 exabytes of ram. Considering the change will be backwards compatible, 64 bit is for all intents and purposes a permanent solution. You do have a point about 32 bit, though (I use 32 bit Redis for instance, for the same reason).