As today is the day when Marty McFly arrives in the future (or present as it is now - at least until tomorrow) I thought it might be fun to reference back to the only thing that makes Titanic a bearable film...the fact that it is a prequel to Terminator.
If Jack hadn't saved Rose then the ship would have turned around in search for her, thereby avoiding the collision with the iceberg...and all the things that would have entailed from that.
Obviously Jack's mission was to save Rose - presumably she's somehow related to Sarah Connor - and unfortunately 1500 people die in the collateral damage.
Don't believe me, go read the thread on Reddit
I particularly like the idea that Jack is really The Doctor rescuing a relation to a future potential companion...Rose... :-)
Now scientists have searched for time travellers making comments on social media, apparently without success. But then again time travellers might have very strict rules about such things...as seen in the 1992 film Timescape.
However there is evidence that Twitter featured on the cover of Amiga magazine in April 1988! Well, not quite..but you never know...
Anyway, next week's lottery numbers are 4,7,14,19,22,34 ... I think, sorry can't read my handwriting...
...oh, and I shouldn't say this, but next week James Cameron told me last week he was a time traveller....