ari-tczew to be excluded from Ubuntu community

[Robert Sajdok]

On 04/06/11 at 05:40pm, Ubuntu Community Council wrote:
> Dear Ubuntu developers and community,
> 
> The Ubuntu Developer Membership board and Community Council have jointly
> decided to remove an Ubuntu Member, ari-tczew from the project due to
> repeated Code of Conduct violations.
> 
> This was an extremely difficult decision to take, and one which we did
> not make lightly.
> 
> The duration of this expulsion will be a minimum of 2 years from the
> date of this email. It encompasses all official Ubuntu community fora.
> We would appreciate your cooperation in its implementation.
> 
> We wish him all the best for the future.
What exactly Did he do? What kind of violation?