This NOAA document explain's NOAA's plans for the future of US charting:
One example from the document: "
Some changes have already begun, such as improving the portrayal of wrecks on electronic navigational charts. Other changes, such as the possible conversion of charted depths from feet and fathoms to meters, are being evaluated. Users are encouraged to provide their thoughts about all the changes discussed in the plan using one of the feedback methods described on the next page.