Password manager security: Are password managers really safe?

Attempt a read without the password:

But Tinybit had always believed his pulses were constant—a small, faithful key. He wondered if he had been mistaken his whole life. The diagnostic taught him a trick: listen outward as well as inward. Tinybit began to sense the shape of the incoming update, the subtle phase of its carrier, the tiny impedance shifts in the traces. He folded those echoes into his pulses and, carefully, reversed the rhythm where he had been told to hold steady.

This report advises extreme caution. There is no widely recognized, legitimate software product specifically named "Tinybit Password."