Competitive shooting is dominate by RDS, irons aren't competitive against RDS
Playing games is fun. Allowing playtime to spill over to defensive handgun use is questionable. People shot very well long before the fad of RDS.
Yep and they shoot better and faster with them. They spill over onto difensive handguns because they are faster and more accurate. That is why I use them as well as many LEO my life is worth the best sighting system. YMMV
I got banned on another web site for a debate that happened on this site. That's a first
