Re: How do you isolate a timeline? *minor DTI spoilers*
No, I intentionally said "isolate" rather than "collapse" to imply that the timeline was somehow sequestered so that it could continue without affecting the main timeline sheaf it was branched off from.
Like the Abramsverse?
"But here you are, in the ninth
Two men out and three men on
Nowhere to look but inside
Where we all respond to PRESSURE!" - Billy Joel