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As if it wasn't bad enough that they want me to use a random internet service to add a keyboard to a usb wifi receiver, they have the balls to put this for Firefox users. I clicked out of pure curiosity, as I'm not even remotely interested in involving a corporate internet service in getting my keyboard connected to my computer. This is the message you get now on Logi Options software if you have a Unifying Receiver: 
For the curious: https://logiwebconnect.com
EDIT: some people on the thread have brought up that the error message being displayed for Firefox users is due to the WebUSB API not being implemented by Firefox due to security concerns. This still does not justify having to use a web app to plug peripherals to a PC.
Sometimes I think I might have spent too much for my FLOSS System76 Launch keyboard but seeing this kind of monopoly moat-building chicanery makes me feel better.
$285, Jeez.
You can never spend too much money on mechanical keyboards :D
meanwhile the $8 wired keyboard I bought is on it's 6th year of dual booting windows/linux on a gaming rig
it also has a full numpad and volume keys, but unfortunately doesn't light up like a 90s rave