2015-10-14 I’ve used Celluloid from day one. More importantly I’ve evanglized Celluloid and advised Rubyists to use it. So it came as a shock to several people that I recently overhauled Sidekiq to remove Celluloid. What does that mean? I must be a huge hypocrite! Engineering is about trade offs. To make something easier or safer to use, create an abstraction layer. To make something faster, remov