Quality of light wind is a factor too. 10kts sideshore Caribbean Breeze. Kitefoiling will give you a lot more speed. But shifty, holey 5-15kn, subject to die at any moment, and the wing makes a lot more sense. If you have time to find better wind then go get it, but sometimes there's only a short wi...

Pure pumping, the longer fuse will glide better, pump further and for a longer time.

https://www.youtube.com/watch?v=yUgfmvJLGy0

Sail cloth repair aka ripstop tape extending a couple inches past the tear on both sides and sewn with a 3 step zig zag and uv nylon thread all around. I would do that for old gear but new stuff better to contact comox kite repair. The nylon ripstop both sides and from both directions should get you...