======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '177'
                                          'artist'  'Damien Jurado'
                                     'text_people'  ''
                                         'release'  'Ghost of David'
                                           'title'  'Great Today'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
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 "'q-chart-3', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['americana', 'indie rock', 'indie', 'acoustic', 'folk', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted'
                                             'bpm'  '119.900'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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'TALB' (Album/Movie/Show title)                     'Ghost of David'
'TBPM' (BPM (beats per minute))                     '119.900'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-unsorted'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Great Today'
'TKEY' (Initial key)                                '10A'
'TLEN' (Length)                                     '177389'
'TPE1' (Lead performer(s)/Soloist(s))               'Damien Jurado'
'TPUB' (Publisher)                                  'Sub Pop'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['americana', 'indie rock', 'indie', 'acoustic', 'folk', 'singer songwriter']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.77 dB'
'TXXX:replaygain_track_peak'                        '0.563683'

========================== row from database ==========================
                                              'id'  1250141
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Damien Jurado/Ghost of David/04 - great today.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  177
                                           'genre'  ifs-songwriter-indie-unsorted
                                        'filesize'  2848737
                                           'mtime'  1636917161
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 04 great today ifs songwriter indie unsorted
                                      'tag_artist'  Damien Jurado
                                     'tag_release'  Ghost of David
                                       'tag_title'  Great Today
                                             'bpm'  119.9
                                    'search_title'  'great':1 'today':2
                                   'search_artist'  'damien':1 'jurado':2
                                  'search_release'  'david':3 'ghost':1 'of':2
                                     'search_rest'  '00singer':1 'eos':3 'great':4 'ifs':6 'indie':7 'songwriter':2 'today':5 'unsorted':8
                                    'search_combo'  '00singer':8 'damien':3B 'david':7C 'eos':10 'ghost':5C 'great':1A,11 'ifs':13 'indie':14 'jurado':4B 'of':6C 'songwriter':9 'today':2A,12 'unsorted':15
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['americana', 'indie rock', 'indie', 'acoustic', 'folk', 'singer songwriter']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636917160.844868  (2021-11-14 20:12:40)
                             'size'  2848737