Capital is not what most people conceive of it to be. Capital is commonly (and correctly) viewed as a "store of wealth", or as "the crystallisation of labour-time" - but capital comes in different flavours, and when you deal with capital in the form of goods which provide an incremental benefit to the user, what you have is indeed capital, but when you deal with money... it's up to you whether it's capital or not. Of…
Sorry, but what? I'm guessing that you don't even really believe this and that you don't even know what those phrases are supposed to mean. Why else would you put them in quotes -- twice?
I can only guess that this is supposed to mean that capital somehow binds up prior effort into a claim on (others?) future effort?
That is a fiction (likely told to you by someone with "capital"). It's a fine theory, but it is only that. There is no physicality to capital in your definition. It is purely a social construct.
A more traditional definition of capital is that it refers to a physical machine which substitutes labor.