2008-04-01 : This covers only artifacts that are on the battlefield.

2013-07-01 : This effect applies to all activated abilities of artifacts, including mana abilities.

2013-07-01 : This effect does not prevent triggered abilities from triggering and it doesn’t stop the effects of static abilities.

2016-06-08 : Activated abilities contain a colon. They’re generally written “[Cost]: [Effect].” Some keywords are activated abilities and will have colons in their reminder text.