I've been seeing lots of references lately to filament style LED bulbs. These seem to look exactly like traditional bulbs in that they have filaments. Are these any good and how do they work?

Found a great source of excellent looking and dimming vintage LED bulbs at earthled - https://www.earthled.com/collections/vintage-antique-style-led-light-bulbs What I really like about the filament style is that no one knows its an LED! As the previous commenter suggested, if you look closely y...