Time: All time
Context: New tome need more xp What others Legendary tomes.
Observed: When you change tome
Expected: Same XP
Repro Steps:

1. Use any Legendary tome.
2. Farm any xp for this tome.
3. Change for new The Book of Bound Brilliance Tome
4. You see xp progession bar different from the other tome, 50% less i belive