Regen doesn't seem to be effected by time scaling, Meaning 2x+ speeds reduce the effect of your regen (to the point its almost useless at least early game)
Ok 25 is
Bar one: from left to right push the glasses that matches the direction of the letter
Bar Two: only looking at the letters "R" match the left or right direction
Bar Three: only looking at the letters "E" match the left or right direction
Bar Four: only looking at the letters "D" match the left or right direction
Bar Five: the reading order of RED is forward or backwards in each group of 3, regardless of backwards letters it appears it works in either L for RED or R for RED as long as you reverse it for the other reading DER so five has 2 answers that both work