Sorry what's a derived key. Not sure your question makes sense.
You can hash any input of bits and use that as a key, whether the bits are words or not.
I'm not from your country but does the president answer to congress and not the other way round. You know, like a civilized country.
It won't keep going up if you're selling.
SimpleX works like that too, unfortunately. The solution is basically, which is what SimpleX has been planning for a long time, to introduce a second layer of relays, "group relays", that forward messages to all the users. Group relays would have privileged access to the underlying real (network layer) relays that allows them to perform this function.
Is there ambiguity w.r.t 1 vs I and 0 vs O.
I use this https://github.com/nostr-protocol/nips/blob/master/04.md is it not private and secure?????? What does PFS do????? I
Mebbe it's one of these https://acronyms.thefreedictionary.com/PFS
Customary law.
valued at USD500 that is
Do you then continuously adjust the amount of Bitcoin locked to your key so that it keeps being valued at USD?
How do you lock USD to your key. I thought you could only do that with Bitcoin.
I don't know what private messaging you use but if it doesn't offer PFS you're screwed.
Just publish the nsec for everyone to see. There's no more effective way of repudiation.
If you use a calendar server as an intermediary you rely on the uptime of such server?
Don't you have to pay Bitcoin transaction fee for OpenTimestamps. Isn't that expensive.
And then, on top of it all, there is Python.

