"Why would I spend $120 on a headset? I can get six FSA headsets for that price."

"Yeah, but a $120 headset will last ten years."

"So will six FSA headsets."

". . . "

If you're buying a headset to last ten years and multiple frames, go for it. But remember, you're also buying into that technology - better hope your next few frames require the same headset.