Tango.info user name restrictions

Overview

A tango.info user name is bound by some restrictions.

Only letters of the Latin alphabet are allowed.

Currently all usernames must be exactly 8 characters long.

Reasoning:

users that sign up later shall not have the disadvantage of longer names, vs users that sign up early and get shorter.
presenting all usernames in a list gives a more harmonious picture if they are of equal length

It should not:

contain any of the words: tango, milonga, event, festival
be a word (esp. not in English or Spanish)
- singular, e.g. "marathon"
- plural, e.g. "milongas" / https://tango.info/milongas
be a name of
- a geographic entity, e.g. a city "mannheim".
- a person
  - common first name, e.g. "benjamin"
  - common last name, e.g. "pfeiffer"
  - name of person in tango history, e.g. Pugliese, Francini, Castillo