naive: use 10 gwei for fallback-gas-price
take-maybe-response:strandio
=* fallback
~& %fallback-gas-price
- (pure:m 40.000.000.000) ::TODO maybe even lower, considering we increment?
+ (pure:m 10.000.000.000)
?. ?& ?=([~ %finished *] rep)
?=(^ full-file.u.rep)
==
