Define “just now”. I bought an LED bulb in 2007. But it was rather weak.
Recent years. LEDs in general were first made in 1927 (according to Wiki), and first mass-produced in 1968. So even 2007 is pretty damn recent in comparison.
Define “just now”. I bought an LED bulb in 2007. But it was rather weak.
Recent years. LEDs in general were first made in 1927 (according to Wiki), and first mass-produced in 1968. So even 2007 is pretty damn recent in comparison.