e-tact 

Tact exercised in an electronic environments, for example, when composing email, instant messenging, or weblogging (or commenting therein).

Jim thought he was being funny and clever, but his comments about my blog lacked e-tact.

e-tact by Juan Franela February 23, 2005

etact 

Someone you meet online. This relationship is valuable in the sense that they are considered a friend or reliable business contact.

I checked with my etact and they confirmed that the information was correct.

etact by mjms July 9, 2009