I never thought a piano could emulate a human voice, but based on these songs, converted from MP3 to MIDI and then back to MP3 again, it’s possible. It sounds like someone singing while being held underwater, but it’s clear enough to decipher: the lyrics to familiar songs, rendered in hundreds of notes, played all at once in a cacophonous, but undeniably impressive imitation. A blog post from Waxy.org outlines other examples of this phenomenon, including a frantic MIDI-fied MP3 of Hotline Bling that sounds like a horror film, and a “speaking piano” that delivers its own garbled, but startlingly clear interpretation of the…