Bottom line, funding via Indiegogo will start next Friday (July 11, 2015); link will be posted at pistol-training.com.
Here's a review from someone who has been testing a prototype: The Gadget: an additional safety device for Glock pistols | Gun Nuts Media.
As for me, well, 2x4s are uncomfortable for my hands, so, until I can scrape up the dough to buy a used one and have some major surgery done on the frame, I'll just wish them well.*
****"Uncomfortable for my hands" is, perhaps, misleading. It doesn't hurt to shoot a Glock, but I cannot get a good grip on them. I have an acquaintance who derides the idea that ergonomics are -- is? -- of any importance in pistol marksmanship; all I can say is, "Whatever works for you.:
I regret that I didn't order a CCF Raceframe before they ceased production. These were Glock pistol frames, mechanically, but made from aluminum or steel, and available in a 1911-like configuration.
Come to think of it, most of my regrets in life are about guns I never owned...