I love my Glocks. The 19 has always been a favorite but lately the 19x and G45 have been my go to Glocks. That said, I no longer carry professionally...
My Dad was an Underwater Welder/Salvage for a while, back when they used Bathosphere's and you would stay down for as long as you could stand because...
First time you have to carry and shoot it, you will wonder where it's been all your life. All those individual roll mark Colts are probably the last...
And that really is the only "is it time to start shooting yet?" litmus test we have. Which is why it's been gradual rather than the "big round up."
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I've got an old Burris Fastfire mounted on a Midwest Industries red dot mount which co-witnesses with the irons, and it's still working. Not the best...