I don't think of it as a new limit at 99 chars, meaning you should switch, but that the 79 limit isn't a hard limit, just a guideline. If you have a line that

I don't think of it as a new limit at 99 chars, meaning you should switch, but that the 79 limit isn't a hard limit, just a guideline. If you have a line that would suffer under 79 chars, let it go a little long, but no farther than 99.