I don't know if this is a "bug" or "just one of those things that happens" but I figured I'd post it because it confused me a couple of times.
3.3.7441
Windows 10 (10.0.18362)
In the Tag Editor
Lyrics Tab
Lyrics Entry Area
Over the actual text of existing lyrics - pointer turns to I bar like it should
Over area with blank space (to the right of a line of lyrics for example), or, if there are no lyrics, over the entire box - pointer disappears entirely