For the latter, it’s unfortunate but you’ll rarely find a company diss`ing another company. Especially so if they are a Fortune 500 companies or if they are a major B2B company. Microsoft is both a Fortune 500 (Fortune 2?), and a major B2B company. You’ll never find a major B2B company dissing their B customers.
In the Linux world, the first is usually addressed with a “oh! the config for that moved from X to Y. We didn’t write a migration script, but did you not follow our open source development mail list? Recreate your config files following this example. We’ll write an update to handle it” or “fuck Nvidia/Intel/AMD, they are fucking morons and fucked up their drivers. Fucking idiots”