I think LED lights will lose some of their brightness in the short term, but maintain a useful plateau much longer. At least, that's how LED projectors work, vs

I think LED lights will lose some of their brightness in the short term, but maintain a useful plateau much longer. At least, that's how LED projectors work, vs lamp projectors, which steadily decline until they're unusable. However, I would always buy standard socket LEDs unless you're really committed to that lighting style.