I think I know why attributes don't seem to have much effect.

[SuzakuCMX]

yeah also based from what he said about it at the blue print lets just hope that it will be more felt and visible at 1.19

When they remove physical levels and add class-specific allocations, it will change. I think the removal of physical level is in 1.19 or 1.20 though, but they might hold it off until jobs (which are 1.20+)