> Yes Microsoft had a 90% OS market share but it was an open OS running on open HW platform wich had many players The actual thing that Microsoft got in troubl

> Yes Microsoft had a 90% OS market share but it was an open OS running on open HW platform wich had many players The actual thing that Microsoft got in trouble for was technical and legal restrictions Microsoft put in place, especially on OEM/hardware manufacturers, to prevent prebundling of the paid Netscape product. This is very similar to how Google lost against Epic on it's "open" Android, while Apple (mostly) won https://www.theverge.com/24003500/epic-v-google-loss-apple-win-fortnite-trial-monopoly https://www.theverge.com/24003500/epic-v-google-loss-apple-w... Interestingly enough - the one point Apple lost on in the Epic case is exactly what they're being fined for by the EU.