[Rexxar]

No need to launder, this money would not be illegal. Just convert it and pay your taxes. When you will have to justify your revenues, everybody will have migrated to different cryptography anyway and you will not be in danger any more and you will be able to use this money as you want.

[fwip]

Because there will be fifteen nation-states who want to kidnap you and force you to disclose the algorithm?

[nickpsecurity]

Just Tarex teams and Mossad by themselves would be a big threat. NSA has the visibility to de-anonymize even some people on Tor. Most mathematicians aren't exactly computer security geniuses. NSA might not even need to work that hard. Then, they have plenty of partners for grabbing whoever or whatever the target is.

https://theintercept.com/2014/10/10/core-secrets/

[Rexxar]

You don't have to keep it private after 2/3 months. Just make the algorithm public and no one will kidnap you.