ORIGINAL: Maudib
...............and I feel as comfortable (and perhaps more so) with my own packs as any others.
I agree, I have seen some "cheap" battery packs fail with just one tiny spot weld on the tab. If you use a braided strap, it will tolerate vibration better than a rigid tab, and a nice "puddle" of solder that flowed so nicely across the top of the cell and into the braid gives me a warm fuzzy over a single spot weld on a brittle tab.