In relation to 'In this period, a number of key technological changes  sewing machines that made many more stitches a minute, long knives instead of shears for cutting, and pressing machines.', does 'Industry tools and machineries have stayed the same until today.' represent a neutral and unrelated viewpoint?
In this period, a number of key technological changes  sewing machines that made many more stitches a minute, long knives instead of shears for cutting, and pressing machines.###Industry tools and machineries have stayed the same until today.