The lost art of English joinery

What are the aesthetic benefits of beautiful joinery?

Without it, even the grandest room will be nothing more than a box. Beautifully crafted and conceived joinery can add drama to an interior, employing light and shade to lend depth, as well as framing openings and significant features. It can also play a vital role manipulating proportions.

And the practical benefit?

Architectural joinery is often used to cover joints between plasterwork