I said "it doesn't save even 10% of energy", maybe work on your reading skills if that means for your it doesn't help at all. Yeah and ask those people if they

I said "it doesn't save even 10% of energy", maybe work on your reading skills if that means for your it doesn't help at all. Yeah and ask those people if they wanna come for this saving to hot home. This negligible at best 10% discount ain't for free, it cost you convenience which I value at more than some negligible saving.