Thank you Phill, my main PC is busy last few days so on the phone and since i have everything locked down i can not see adds or scripts or anything like that.
And i refrain from loging in on other PC's, always.
Yeah, paranoia !
I don't think it would be very difficult, especially if you were just converting an existing machine. I have followed a detailed {link unrelated to LinuxCNC removed by moderator}
I suspect that you are asking in the wrong place. LinuxCNC has been used for embroidery, but only really with special purpose machines rather than commercial embroidery machines.