If a build second mine + well RC building will it let me research the next level whhile the previosu sis till ongoing (ie 2 Q levels at a time)?
eg You are researching Q 4 and this will take anohter 10 hours, if a had a 2nd mine and well rc building avalible NOW would i be able to research Q5 at the same time as Q 4 is being researched?
So basically is it worht having 2 research buildings of the same type

Thanks!