>> Found someone into my obscure OTP. They are interested in being the 'other half'.
horray.exe
>> Lots of brainstorming. They're my perfect match, I couldn't be happier.
>> I write the starter.
>> They suddenly cease to exist after telling me they couldn't wait to have time to tag back.

To be fair it happened more than once and I'm starting to wonder if I'm doing something wrong.