If we can have mass produced fast fashion from runway to store in weeks... Why not tailored clothing at scale? Have a set of portable body measurements that can be sent to any retailer - make an order and have it sent from factory to door in a week or two. Or get a size that is close enough - bring it to your neighborhood tailor. Most alterations are simple and not very expensive. Unfortunately sizing is just a leaky…
If sizes were updated to, say, 14Z, where Z is a common industry-wide body shape code, then it would be vastly simpler to find clothing that fits — and people who were a 22 before might now be a 16S, once the clothes are proportioned properly for their non-hourglass body. The problem underlying this is that retailers do not want to advertise for more than one body shape, because that not only reduces their total prof…
This is already pretty much the case. The larger retailers have been very happy to push all "tricky" sizes to the internet, and just stock a larger variety of items in a size or three in the store instead. They'd rather stock 15 items in 3 sizes each than 5 items in 9 sizes each.
If you're not the same size as the median high-volume in-person shopaholic, physical stores these days are closer to a catalog to browse through combined with a post office for pickup.
Combine that with today's fast fashion, and I wouldn't be surprised if some sizes are only being manufactured in the dozens or low-hundreds quantities!