. . it's quite reasonable. We used to have a lot of drive up places that made a cone of soft whipped ice cream turned out into a swirl like that. Dairy Queen, I think.

For myself, I've replaced 5 CFs in the three sockets I have them in. They don't last forever but they do last a few years each.

I have one low wattage incandescent from a hall fixture that ran 30 years that I know of and who knows how long before that. I still have it but I pulled it when I changed the fixture.