Basically it starts civilly about finding the one best way to do something. They agree to disagree.
Then there 2 standards...Then 4, then 8 all not having the effort exerted to make each solution great.
Then one party writes something like "don't buy this it not free/ doesn't do this".
And in the end 99+% of people can't be bothered with the arguments and end up running Mac/Windows laptops, harming the open source adoption goals of everyone who was arguing before.
I still own redhat stock. Corporations love having a point of contact when things go wrong and will pay for that.