Defensibility of the exchange: Unlike Coinbase, which has a regulatory moat, there's not nearly as much defensibility when it comes to NFT-exchange. It’s likely more competitors will enter and we’ll need to figure out how to build a sustainable long-term moat.
The quest to design an app that facilitates mindful attention is “impossible to fulfill as the affordances of the smartphone and its suite of digital tools capture attention in equal—if not greater—measure as meditation apps claim to give it back,” concludes Jablonsky.
"You know, if you go back eight years or something, the Evernote architecture made all the sense in the world!" Going forward, the team needs to continually invest in solving its tech debt problems, rather than papering over them to build something new.
Constraints are intentional limitations or default states designed into a product that create recurring definitions in the way people use an app. They often seem counterintuitive, play psychological tricks on users, or seem reductive in capabilities.Examples: 180 character limit, 10 second exploding photos, etc.