Interesting. Is it everlasting? A quick scan of the article didn’t give a life span but on the basis that nothing lasts forever it could just be a longer lasting chain compared to the current offerings.
Which is a good thing.
What’s the downside of belt drive? next to no maintenance without the weight of a shaft drive but very few bikes use them
They have their issues. You need quite a tensioning system, if off road they tend to get shredded by sharp stones.
But you’re right outside of Cruisers (where they don’t want chain oil on the chrome), there are very few bikes using them. BMW F800s did use them.
What they don’t mention is it goes through sprockets like a hot knife in butter because it’s so hard wearing