> it is better to let someone guilty unpunished than it is to punish an innocent

Which is exactly what the law was for: to make it easier for enforcement to get more evidence.

This has nothing to do with mass surveillance:

> This draft included a passage that would have forced companies such as WhatsApp and Signal to decrypt their encrypted chats upon request by the authorities for criminal investigation.

As such, I don't understand your point at all, sorry.