> This "upgraded" zipper will be impossible to replace if broken at home, by hand or with a machine It looks like they just replaced the tape with cord. I see

> This "upgraded" zipper will be impossible to replace if broken at home, by hand or with a machine It looks like they just replaced the tape with cord. I see no reason why you wouldn't be able to hand stitch it in, though it might need some temporary stitches to hold it in place.