Yes they made it clear and pretty much outright said that Link (now we know his real name is Dylan) is her son. He's 26, has the same birthday, and the same name as her son. Also his name is Link. Like a link between realities or timelines or whatever.
And then the note that someone sent back in time for the Circuit City guy to try and stop or warn about pyscho Jane.
And Xavier's weird visions.
I'm pretty sure thats what Billy was acquiring when they had a flashback of him going to the bar and talking to the scientist whos wife had a terminal illness. Getting his invention, likely some sort of time machine esque thing, that he developed to save his wife. Which will now be used for their own uses of going back before all the problems of the modern world happened. Which is likely what they've named Alex.
"You can't buy time"
And then the note that someone sent back in time for the Circuit City guy to try and stop or warn about pyscho Jane.
And Xavier's weird visions.
I'm pretty sure thats what Billy was acquiring when they had a flashback of him going to the bar and talking to the scientist whos wife had a terminal illness. Getting his invention, likely some sort of time machine esque thing, that he developed to save his wife. Which will now be used for their own uses of going back before all the problems of the modern world happened. Which is likely what they've named Alex.
"You can't buy time"