PoE 3.25 Kalguur Firestorm of Meteors, Projectile builds

After starting out with glad and really enjoying eviscerate, I wanted to do something a little spicier. I try to end every league with a homebrew build that uses something new to that league or likely to get nuked, and in this case I passed over Svalinn for the runesmithing enchant "trigger a socketed fire spell on hit". On paper, compared to CoC I'm getting roughly tripled base damage from a +8 weapon AND getting 2x 6-link spells on 5.05 triggers/sec instead of 1 4-link spell on 10.10 triggers a sec. In practice, the damage just feels kind of okay, and at this point I believe that's more or l