How? The feat grants extra CL when drinking potions. Does it really affect the spell? Did it ever work?

Also, have you guys looked at this?
https://www.ddo.com/forums/showthread.php/477854
(BUG: Arcanotechnician's Critical Admixture not affected by Intensify Spell)

I assume this will be fixed.
https://www.ddo.com/forums/showthread.php/425386
(BUG: critical admixture heals less than advertised)