We at Sourcemeta (https://www.sourcemeta.com https://www.sourcemeta.com) are in the Proton business plan. The "Talk to an expert" and "Schedule Consultation" bu

We at Sourcemeta (https://www.sourcemeta.com https://www.sourcemeta.com) are in the Proton business plan. The "Talk to an expert" and "Schedule Consultation" buttons in the main page point to my (the founder) calendar to book a slot. No complains from it so far. People get it, book with success, and I run those calls on Proton Meet, which also proved to work pretty well.