Expanding into Europe is a headache when your site starts cannibalizing its own...

https://www.stealth-bookmark.win/expanding-into-europe-is-a-headache-when-your-traffic-tanks-because-google

Expanding into Europe is a headache when your site starts cannibalizing its own traffic. If your GSC is flooded with hreflang errors and you're tired of seeing ranking drops after every localized rollout, it’s time to fix your architecture