Not if I can help it! I diffuse most days. It takes 2-3 to air dry.
I diffuse for 10 minutes, and then it's completely dry about 45 minutes later.
Are you sure you're high porosity? That sounds like a long time to dry if so, although I know you have dense hair too.
2C/ Coarse/ Normal porosity/ SW Florida/ Transitioning to gray
Cleanse: CJ Daily Fix, JC Cleansing Cream, TJ Tea Tree Condish
Condish: JC Too Shea, CJ Curl Rehab (both as RO & LI)
Stylers: UFD CM, CJ PP, JC Spiralicious, Darcy's Cream Gel & Cocoa bean whip