Yes, language like "... it's turning heads with its slick efficiency..." and "We didn't stop there. We pushed SIEVE a bit further..." smacks of sales pitches for cheap-quality, overpriced merchandise. Certainly the statements are a kind of hyperbole. Maybe puffing/puffery[0] is close to what you're looking for.
[0]: https://www.law.cornell.edu/wex/puffing