I've been looking at a lot of guns online lately and personally I'm sick of hearing about TALO exclusives. For those of you that are selling one of these guns, guess what, nobody cares. Talk about the features of the weapon itself, shut up, and sell guns. "Look at me, I started a company and...
I use the ergo grip on my rifle and others I've built and never noticed the problem. Is that the first grip you've seen that way? It might be molded incorrectly.
If you're really going to rely on the batteries, stick with the surefires. If you don't mind replacing the piece of equipment due to damage from a leaking battery, go with the cheap stuff.
All of the classic series pistols have the same operating system so there is dealt no difference between the da/sa trigger pulls from the 229 vs any other Sig.