Talk:Mining/@comment-31106224-20170218172749/@comment-26905766-20170219221437

The extra bombs are not random.

Your extra hours above 4 are counted;

EG: You do a 17h first time you evolve you get 16/4=4 (+1h waiting), next time you do a 6h you get 1 bomb (1+2=3h waiting), then you do another 6h, now you get 2 bombs (3+2-4=1h waiting) and so on...