"Úsáidim ciúbanna ar an ríomhaire."

I took “cubes” here to mean numbers to the third power — 1³ = 1, 2³ = 8, 3³ = 27, 4³ = 64, etc.

Either that, or that computer’s overclocked processors need to be ice-cooled. ;*)

Perhaps: https://en.wikipedia.org/wiki/Data_cube