The layoffs are happening all over, not just in USA. Atlassian has cut jobs. Spotify. Wisetech. Xero. It's happening all over. This is not a USA tax policy problem.
The tax change impacted US company spend on their overseas businesses, so of course they’d be impacted, and it would indirectly impact overseas supplies of domestic business. Beyond that, it sets a tone and many in business are quick to follow the behaviors of others.
But yes, downvoting a factual statement makes no sense.