need advice on Warrior for 51 - 60, dungeon leveling, macros, etc. with controller?

[Freyyy]

If I should switch to Strength and DPS gear, please convince me why.

Because you play FFXIV. If you don't want to play aggressively and if you just want to be a brick-wall tank, don't play a tank in FFXIV, it's the wrong game for that.