Honestly I think your definition of "pro" is far too narrow to be useful. It's plainly obvious that not every professional user requires support for multi-giga

Honestly I think your definition of "pro" is far too narrow to be useful. It's plainly obvious that not every professional user requires support for multi-gigabyte image files. I've never even used a workstation with 64GB of memory, despite being a professional Photoshop user for a long time. Just a bit of a silly thing to complain about, really.