Here we are as planned, but still not on a Friday. For a warm up, I suggest this, this, this and this.
Saying that the laws of physics as we know them permit travel into the past is the same as saying that, to paraphrase Bertrand Russell, they permit a teapot to be in orbit around Venus
Can we doubt if this quote spreads and we do reach Venus, there won't one day be a teapot in orbit there, even if only as a prank? Could time travel, or any speculated tech, be as inevitable?_