0. Blockchains, legal systems, bridges, buildings, and cloud backups share something in common.

They are all systems where we care about their future reliability. 

Even if they appear to work fine now, their value really depends on whether they work in the future.

1. When we use such systems, we decide whether to trust it or not, usually by predicting future behaviour.

We use a range of experiences: our own knowledge, past behaviour, expert opinions, social & market signals, and more.

Let's call this "Trust Experience" or TX

Searchcaster