I think he’s arguing that not using the most advanced technologies (eg. what Google and Microsoft offer) would be detrimental to worker productivity in the EU.

Of course, in reality, if all those countries start investing in FOSS, they could easily replace the Office suit, SharePoint, the Power platform, etc. I know several programmers who’d gladly devote their time to FOSS full-time if they could. I’ve even met one who simply refuses to work to create anything proprietary.