Earlier quoted context omitted.
The best book for explaining your product idea is "Made to Stick" [1]. It has a great process for breaking your idea down in the most concrete terms and has some useful tools such as analogy to a similar product ("like dropbox for x"). The cliche adage here is that "if you can't explain your product in one or two sentences then I'm not interested". This is why the "Hollywood pitch" developed organically because peopl…
So simplest way to explain Bancor is to call them a Bank? Has reserves, liquidates over the counter & centralized control (for better or worse).
A) explain what problem they are solving (what pain point they address)
B) have an obvious target user.
In this case: Why do I need a bank when using Ethereum? Is it a bank in the context of retail bank consumers as a storage/transfer mechanism or a bank for businesses? If I'm a business building a decentralized service building on top of Ethereum can I use Bancor to address a set of particular problems that are common among decentralized services?
There's more to this than choosing a generic analogy.