LED bulbs, including LED retro types, are much more energy-efficient than any incandescent lighting. ) These bulbs also maintain the same 'exposed' look to further preserve the vintage reproduction style, and often employ the 'ST' long-pear bulb shape for the same reason. (Modern tungsten coils are already more efficient. Modern ' Edison light bulbs' are designed to replicate the same light color and bulb shape to offer a more energy-efficient version of the popular vintage reproduction bulbs. Domestic lighting shifted toward more efficient compact fluorescent lamps and LED lights, and demand for vintage bulbs increased likewise Edison-style incandescent lamps are exempted from the ban in most places as 'specialty lighting'. The reproductions were sold mostly to collectors and prop houses until the turn of the 21st century, when new regulations banned low-efficiency lighting in many countries. He began selling the vintage-style light bulbs after watching a salvage operation. Reproductions of the antique bulbs began in the 1980s by Bob Rosenzweig. Still, 51 years after more efficient designs had come into play, 'Edison-style' or vintage lights saw resurgence in many businesses and homes wanting atmospheric lighting or vintage themes.

While the intricate filament design never fully left, innovations in energy efficiency outpaced the highly inefficient design quickly. A glowing vintage light bulb of 'ST' shape

Abbyson edison 5 light