Microsoft’s Windows 10 deadline has finally moved from a theoretical industry milestone to an operational reality, and the End of 10 campaign is making a simple, disruptive argument: don’t throw away a working PC just because Microsoft wants you to buy a new one. Instead, migrate that hardware to Linux, keep it in service longer, and avoid the cost, waste, and support churn that typically accompany a forced operating system transition. The pitch is part sustainability, part cost control, and...