Ever since segwitt all logics are changed for me. May-June 2017 best trading months there was some pattern in alt coin to bitcoin rise and fall behaviour... Bitcoin would leap and gradually half of the alt's would follow his lead as obedient children on a field trip following the que... and remaining half would join bit later when Bitcoin would halt... and some notorious coins would try to catch up with Bitcoin when its on a fall ..... now its all changed all coins are running in all the directions and its hard to point out which of them is going to be a profitable investment....