It seems Today's issues in SPO are not only affecting the "Like" functionality described in the Message Center because I'm seeing problems when accessing to SharePoint Online Administration and also when trying to deploy stuff (provision site collections by using custom code). This is the message that I currently see in the message center...anyone having issues with SPO?
Title: Can't use the 'Like' button
User Impact: Users are unable to use the 'Like' button on SharePoint Online blog sites.
Current status: We've determined that the initial fix contained a configuration issue when it was deployed, which prevented the updated code from executing as expected. We're developing a new fix and preparing to deploy it to the affected environment.
Scope of impact: Customer reports indicate that many users are likely experiencing impact related to this event. Our analysis indicates that this problem potentially affects any users attempting to use the 'Like' button on SharePoint Online blog sites.
Start time: Monday, October 10, 2016, at 6:00 PM UTC
Preliminary root cause: A recent code fix intended to resolve an unrelated problem introduced a new code issue that impacted feedback options for SharePoint Online blog sites.
Next update by: Friday, October 21, 2016, at 6:00 PM UTC