In case you missed it: @schnittchen shows you how a feature toggle can make your life a bit easier in a #elixirlang application:
https://medium.com/9elements/track-switching-in-a-large-elixir-web-application-31522d5ac457?fbclid=IwAR2PmMUQ81CHTLRZf_y-6-4g6b7GTb1xwBUVKF1FiBMC15nzlh6nWdhRhvo