Every year, millions of students open a laptop and log into Microsoft 365 or Google Workspace, surrendering their digital sovereignty to US Big Tech in the process. Teachers use cloud-based editors to assign homework. School administrators manage documents in proprietary formats. This ecosystem runs smoothly and seemingly without friction, but almost no one questions the cost of this normalisation. Unfortunately, the cost is quite high. An invisible resume Schools don’t just teach maths and history; they also teach mental processes, such as how to do research, think critically and interact with tools and institutions. Software is part of this invisible curriculum. A student who has spent years using Microsoft Word or Google Docs as the archetype of “word processing” or “collaboration” respectively has not developed neutral, transferable skills, but has become a future customer. This is not a conspiracy, but rather the way markets work. Microsoft and Google both offer heavily discounted or even free licences to educational institutions, knowing that brand loyalty formed in childhood tends to persist into adulthood and the working world. The licence discount is, in commercial terms, the cost of acquiring a new customer, which schools effectively pay on behalf of the seller. LibreOffice offers