Originally Posted by
rekmeyata
A new tube in your case only lasts until the first puncture, then for you that tube's life came to end, my tube's life doesn't end there, I will patch, and patch and patch, the only reason I will toss a tube is if a leak is in an area that can't be repaired like around the stem, or the valve stem fails, or a seam splits, or the tube is getting too old which takes about 7 to 10 years, and during that time period I've had as many as 13 patches on a tube, still working fine till the Presta valve failed.
Same here. I buy cassettes or chains well more often than tubes. My tubes might last longer than my tires.