Talk:E-Type Extravaganza/@comment-27123099-20160812195229/@comment-90.202.220.20-20160812224028

Mmm... given that jumping from 37% to >75% nets you 26 GC, and it's 21 GC to go to 33333, that'd net you 6GC over R$ upgrades. The most economically sound option is possibly to upgrade to 75%. Especially if this is doable without Engine 2.