On 13/04/2018 11:26, Benoit St-Jean via Pharo-users wrote: Do you expect a cleaning of the Kernel without any break during alpha version? This version introduce a new message browser, new Traits, more modularization of the kernel and some cleaning of the Kernel. I see a lot of reason why it might break during the alpha version. -- Cyril Ferlicot https://ferlicot.fr