When all other distros start using Wayland, so never. Mir hasnt lost the race, it just entered late. You could critisize them for entering late, but in the end

When all other distros start using Wayland, so never. Mir hasnt lost the race, it just entered late. You could critisize them for entering late, but in the end it doesn't matter. As long as people are working on viable X alternatives.