According to the proverb, it's what a "stitch in time" does
This is 
nothing to do with rips in the fabric of the space-time continuum, as some ... was 
contrived purposely to make the sense abide the longer in the memory, by 
reason of its... [DOC] [TLE] a stitch in time (saves nine) Definition in the Cambridge English ... [PAR] a stitch in time (saves nine) definition, meaning, what is a stitch in time ... if you 
wait and deal with them later, things will get worse and the problems will take... [DOC] [TLE] Why Do People Say A Stitch In Time Saves Nine?