I’ve long wanted a font with all combinations of letters above another letter. Then you could type two sentences at once. Hold control type top letter the bottom letter the let go. Bada being bad a boom!
iͭtͦ ͦwᵇoͣuͩlᶰdͦ bͦᶰeͤ rͥᶰeͮaͤᶰlͭlͤyͩ cͭoͪoͥˢl to use