I totally agree with this. Frankly, I don't think its too much to ask people to use modern software that is capable of very basic functionality like wrapping text. I find 72-column text with arbitrary (in the sense that the line breaks are at character-boundaries, not paragraph boundaries) line breaks incredibly hard to read.
For example:
I guess it also depends on who your audience is. Most of the devs I've
worked with use modern software, so long lines have never been an
issue for me. I could see where some teams would have a culture of
using more basic tools that it would become more of an issue. Of
course, typography plays a role, too. I don't generally use a
monospace font for reading normal text, and proportional fonts seem
to work better with this outdated style.
Wrapping text really muddles code. Ideally commit messages should have a different interface than your code, but in some cases people are going to be looking at it through a tool that is in more of a code-oriented space.
For example: