Originally Posted by
WhyFi
If you know how to patch a tube, I'd wager the failure rate is on par with an out-of-the-box tube.
This. If a tube lives long enough to need patching from a regular flat, then it's already prove that it's not gonna rip at the seams or valve and I'd put my money on my patchwork over a new/untested tube any day of the week.