Surely better to get an at-least-vaguely-friendly warning pre-implementation rather than a post-implementation block? I would much prefer censorship circumvent

Surely better to get an at-least-vaguely-friendly warning pre-implementation rather than a post-implementation block? I would much prefer censorship circumvention to be possible, but I have some sympathy for platform providers not wanting their customers and their platform to be conflated so easily.