I got a reply about the commentary;
Thank you for your email and interest in F1 on Zume.
With the exception of this weekend,
where we will be bringing Zume users live Japanese commentary directly
from the Suzuka circuit during the Japan GP,
Zume users are able to enjoy our English commentary
which is exclusively tailored to enjoying the features of the F1 on Zume App f
or all other races in the 2013 season.
Our commentary team of Tom Gaynor
and Jack Clarke along with Producer Lucy Holmes
bring each Grand Prix Weekend and Session to life,
so don’t miss out on the action.
F1 on Zume
Ever heard of these guys at all?