The topic of recumbent cycling on the road is an interesting one. While demographics may suggest a growing market, the reality is that road cycling is a niche dominated by traditional diamond-frame bikes. The aerodynamic and weight advantages of traditional road bikes make them better suited for high-speed, long-distance riding.
Recumbent cycling, on the other hand, excels in comfort and ergonomics. However, their design limitations, such as increased drag and size, make them less practical for road racing. That being said, there are areas where recumbents could thrive, such as in recreational riding or for riders with physical limitations.
It's worth noting that the cycling industry is driven by consumer demand. If there's a genuine interest in recumbent road cycling, manufacturers will adapt and innovate to meet that demand.