Hatched alternatives

No machines. Handwritten by real people. Wax sealed. Take some time to write a sincere letter. Write your clients how much you appreciate their business. Ask how you can better serve them. Earn their trust in you.

Vuash is a web app that lets you send encrypted messages that can only be opened once. It's free and open source.

Write a letter to your post-quarantine self to receive at a time when you believe all this will be long behind. Remind that future self the lessons you learned during this time, and hold them accountable to do the things you had missed so much.