Et-Cup for 6v6 or 5v5?

We all know, 5v5 has been announced by allmighty cb/wl.

We are currently thinking if we should keep our et-cup at 6v6 or move to 5v5. I personally do not like 5v5 but we want the teams to tell their opinions.

Please no flame against 5v5. There are journals for that.