Pretty sure they mean what they said. "Lock-in" in this context typically refers to "vendor lock-in" which is a common practice among unethical corporations se

Pretty sure they mean what they said. "Lock-in" in this context typically refers to "vendor lock-in" which is a common practice among unethical corporations selling products or services. They will often use underhanded tactics and "dark patterns" to psychologically or physically (through hardware means) to lock an "end user" into the forced usage of that vendor's product, while making it as painful / inconvenient as possible to switch to any possible competitor.