======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '180'
                                          'artist'  'Joni Mitchell'
                                     'text_people'  ''
                                         'release'  'Live Hawaii 1973, BBC 1972'
                                           'title'  "You Turn Me On, I'm A Radio (BBC 1972)"
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-3', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-OLDST-2', "
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 "'q-chart-3', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
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                                      'lastfmtags'  "['acoustic', 'canadian', 'female vocalists', 'folk', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '1972'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-folk;ifs-songwriter-eos'
                                             'bpm'  '104.283'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'Live Hawaii 1973, BBC 1972'
'TBPM' (BPM (beats per minute))                     '104.283'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter-folk', 'ifs-songwriter-eos']
'TDRC' (Recording time)                             '1972'
'TIT2' (Title/songname/content description)         "You Turn Me On, I'm A Radio (BBC 1972)"
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Joni Mitchell'
'TPOS' (Part of a set)                              '1'
'TRCK' (Track number/Position in set)               '6'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['acoustic', 'canadian', 'female vocalists', 'folk', 'singer songwriter']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.52 dB'
'TXXX:replaygain_track_peak'                        '0.420723'

========================== row from database ==========================
                                              'id'  1514522
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Joni Mitchell/BBC 1972/06 - you turn me on, i_m a radio.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  180
                                           'genre'  ifs-songwriter-folk;ifs-songwriter-eos
                                        'filesize'  4333945
                                           'mtime'  1636400360
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 06 you turn me on, i_m radio ifs songwriter folk;ifs songwriter eos
                                      'tag_artist'  Joni Mitchell
                                     'tag_release'  Live Hawaii 1973, BBC 1972
                                       'tag_title'  You Turn Me On, I'm A Radio (BBC 1972)
                                             'bpm'  104.283
                                    'search_title'  '1972':13,14 'a':9 'bbc':11,12 'i':6 'im':8 'm':7 'me':3 'on':4,5 'radio':10 'turn':2 'you':1
                                   'search_artist'  'joni':1 'mitchell':2
                                  'search_release'  '1972':6 '1973':3,4 'bbc':5 'hawaii':2 'live':1
                                     'search_rest'  '00singer':1 'eos':3 'folk':13,15 'i':9 'ifs':12,14,16 'm':10 'me':6 'on':7,8 'radio':11 'songwriter':2 'turn':5 'you':4
                                    'search_combo'  '00singer':23 '1972':13A,14A,22C '1973':19C,20C 'a':9A 'bbc':11A,12A,21C 'eos':25 'folk':35,37 'hawaii':18C 'i':6A,31 'ifs':34,36,38 'im':8A 'joni':15B 'live':17C 'm':7A,32 'me':3A,28 'mitchell':16B 'on':4A,5A,29,30 'radio':10A,33 'songwriter':24 'turn':2A,27 'you':1A,26
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-3', 'q-other-3', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['acoustic', 'canadian', 'female vocalists', 'folk', 'singer songwriter']
                                        'tag_date'  1972
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636400360.1234846  (2021-11-08 20:39:20)
                             'size'  4333945