if you mean implode by paradox... as long as future self only tells past self, I think no, it seems to me a closed loop, where things happen as they should...
It would only increase determination on past self.. who likely would still say things that he knows are right.. and still be yelled at.. and at some time, go back to say that to past self..
if you mean implode by paradox... as long as future self only tells past self, I think no, it seems