More often, the continuum prevents problems by preventing time travellers from arriving at critical times and places.
This is being done to benefit the prurient interests of decadent time travellers.
However, the time travellers detect an alien signal nearby.
Coils allowed time travellers to travel into the past by great leaps, to predefined years.
Rather than altering history, these time travellers end up creating the timeline as it was meant to be.
It is undoubtedly true that from time to time travellers who have acted in ignorance and good faith suffer.
As part of the process his beams of light rebound on the nucleus of passing comets which determine where and when the time traveller will end up.
Upon installation, players may be visited by a time traveller in their home neighborhood, who gives their sims his time portal for use upon receiving help from the player.
