Can but rarely in a straight line because I'm so easily distracted. Case in point, I wrote the previous sentence and then answered 5 other threads before returning to this one.
Can I? Mostly yes. Have I? Only as other bulbs wear out. However, DH did put LED lights throughout our 5th wheel camper about 2 years ago.
Without going crazy, can you live in an area where you fundamentally disagree with the local political leadership?