TWC (AS11351) blocking all NTP?

Tue Feb 4 22:52:37 UTC 2014

-----------------------------
> We block all outbound UDP for our ~200,000 Users for this very reason
> (with the exception of some whitelisted NTP and DNS servers). So far
> we have had 0 complaints
-----------------------------

Because those that might complain switched providers when their internet 
broke instead of complaining and hoping something might change?

scott