@catterfly ... and I only just noticed, even though you got it anyway, that I didn't hint this right because it didn't end in the == that would have made the encoding scheme spottable from the outside, so it just looks like a wall of noise. Sorry about!
solution spoils
@literorrery @catterfly I got it immediately because it looked pretty solidly like Base64 anyway
the recursion was a nice touch
@literorrery oh! base32 is all caps, base64 has caps and lowercase :3c (and also usually ends in == haha)