IBM attacks what it cannot understand (or cannot control)
Summary: Ever since IBM bought Red Hat it has repeatedlyattacked the FSF (in a malicious and personified fashion), looking for its own 'copyright grab' whilst outsourcing loads of code to proprietary software monopolisers who attack the GPL; by doing so, IBM is destroying the value of what it paid more than 30 billion dollars for (IBM is governed by pretentious fools, according to IBM insiders; they've already lost Red Hat's longtime CEO and IBM's new President), so it's falling back on openwashing of IBM's proprietary software with help from the so-called 'Linux' Foundation
Because digital connections in third parties aren't assets; they endow another party with tremendous power over people (e.g. MElon getting to decide who can and cannot reach people or what messages to "dim down")
Narrowing down to desktops and laptops, and judging by Web requests that go through Clownflare, many people there use GNU/Linux or Google's 'bastardised' version of it (with spyware preloaded)
From what we can gather, the tram ticketing system does not use Windows; we never saw it crashing or rebooting (or showing some Windows logo) in decades, so we assume it runs some kind of Linux