How would that increase the nominal value of the fund? Worst it would do is inflate the market cap of a specific coin in relation to others, altering the weight

How would that increase the nominal value of the fund? Worst it would do is inflate the market cap of a specific coin in relation to others, altering the weighting a little bit. They note there's no definitive way to calculate true supply so they aren't going to get in the business of trying to do so.