Only search for extensions once by caching them afterwards
Only search for extensions once by caching them afterwards

DIYBookScanner/spreads,gareth8118/spreads,nafraf/spreads,miloh/spreads,miloh/spreads,gareth8118/spreads,adongy/spreads,adongy/spreads,DIYBookScanner/spreads,jbaiter/spreads,miloh/spreads,adongy/spreads,jbaiter/spreads,nafraf/spreads,nafraf/spreads,gareth8118/spreads,jbaiter/spreads,DIYBookScanner/spreads