I do it even though I have legal copies of Microsoft Office and Adobe software. It is incredible how often these apps send around data even while I am not using them and have no live.com account.
How did you get around not having live.com for MS Office? I've got the retail box of 2016 for Mac (not the 365 one) and it still required me to make one :(
At every launch, it connects to login.live.com and live.com.akadns.net.
At every launch, it connects to login.live.com and live.com.akadns.net.