GNU/Linux comes in many 'flavours', commonly known as distributions. The main selling point of a GNU/Linux-based operating system oughtn't be low cost but the freedom which it enables. It respects and empowers the users, not vendors that sell software and other digital merchandise.
Contrary to common misconception, GNU/Linux is a visually attractive platform. Here is an example demo of the system.
GAFAM traps aren't "free hosting"; they herd us all into a world of tollbooths and locks, surveillance and planned obsolescence (you own nothing, you only rent)
There are many debunkings (to likely false accusations), but won't that just be another example of Windows TCO, exacerbated externally in the form of Windows botnets?