Down the Kobo Font Kerning Rabbit Hole

Not too long ago, I released version 2.0 of my collection of tweaked fonts, and I was pretty sure I was done tweaking fonts for the rest of the year. However, this morning I received a message in my inbox from a friendly person who linked me to an interesting post on the MobileRead forums and noted: One suggestion would be to consider adding ‘old-style’ kern tables so that kerning works correctly…