@staticmethod
def add_notes_to_channels(bidsrun):
    """
        Add a column to the *channels.tsv file to allow for more detailed description of status beyond good/bad.

        Parameters
        ----------
        bidsrun: eegio.BidsRun
            The object containing information about this snapshot recording.

        """
    channels_data = bidsrun.loader.load_channels_tsv()
    colnames = channels_data.columns
    if 'notes' not in colnames:
        notes = [''] * channels_data.shape[0]
        channels_data['notes'] = notes
    bidsrun.writer.write_channels_tsv(channels_data)
