>>1522530very dependant on torso angle and arm length for comfort
puts more stress on the handle bar clamp due to moment about a point
less room to mount levers due to the curved sections
heaver for a given width
need longer cables
more upright postion puts more of the riders weight over the back wheel, gronk handleing and broken wheel bearings may result
needs better seat to handle the riders weight, like
https://www.worthpoint.com/worthopedia/antique-leather-schwinn-sprung-bike-313934553upright seating only suited to slow speed like less than 20 mph
mite be OK if paired with aero bars
butterfly bars are likely better
Jones h bar could also work