Jesse Squires: A handful of protocol witness mismatches are currently allowed:Non-failable initializers can satisfy failable initializer protocol requirements (as I encountered above)Non-throwing functions can satisfy throwing function protocol requirementsNon-escaping closure parameters can satisfy @escaping protocol requirementsGeneric functions can satisfy non-generic protocol requirementsNon-mutating functions can satisfy mutating protocol requirementsEnum cases can satisfy static function protocol requirementsSynchronous […]