I do it all the time in mildly noisy environments: - Impromptu "conference call" with a colleague physically next to you and another one remote. - Need to be t

I do it all the time in mildly noisy environments: - Impromptu "conference call" with a colleague physically next to you and another one remote. - Need to be typing to take minutes, retrieve information relevant to the call, etc. - Too many calls already and arm is tired of holding the phone and listening.