======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '318'
                                          'artist'  'Sun Kil Moon'
                                     'text_people'  'Mark Kozelek/Sun Kil Moon'
                                         'release'  'Ghosts of the Great Highway'
                                           'title'  'Gentle Moon'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-JZFKS-1', 'Q-OLDST-3', "
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 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'americana', 'indie rock', 'folk', 'singer songwriter']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '87.521'
                                             'key'  '4B'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Ghosts of the Great Highway'
'TBPM' (BPM (beats per minute))                     '87.521'
'TCOM' (Composer)                                   'Mark Kozelek/Sun Kil Moon'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDRC' (Recording time)                             '2003'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Secure mode)'
'TIT2' (Title/songname/content description)         'Gentle Moon'
'TKEY' (Initial key)                                '4B'
'TPE1' (Lead performer(s)/Soloist(s))               'Sun Kil Moon'
'TPE2' (Band/orchestra/accompaniment)               'Sun Kil Moon'
'TPUB' (Publisher)                                  'Jetset'
'TRCK' (Track number/Position in set)               '6'
'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:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['indie', 'americana', 'indie rock', 'folk', 'singer songwriter']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.36 dB'
'TXXX:replaygain_track_peak'                        '0.620919'

========================== row from database ==========================
                                              'id'  1278534
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Sun Kil Moon/Ghosts Of The Great Highway/06 - sun kil moon - ghosts of the great highway - gentle moon.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  318
                                           'genre'  ifs-songwriter
                                        'filesize'  7651698
                                           'mtime'  1637330573
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos Of The 06 sun kil moon ghosts great highway gentle moon ifs songwriter
                                      'tag_artist'  Sun Kil Moon
                                     'tag_release'  Ghosts of the Great Highway
                                       'tag_title'  Gentle Moon
                                             'bpm'  87.521
                                    'search_title'  'gentle':1 'moon':2
                                   'search_artist'  'kil':2 'moon':3 'sun':1
                                  'search_release'  'ghosts':1 'great':4 'highway':5 'of':2 'the':3
                                     'search_rest'  '00singer':1 'eos':3 'gentle':12 'ghosts':9 'great':10 'highway':11 'ifs':13 'kil':7 'moon':8 'of':4 'songwriter':2 'sun':6 'the':5
                                    'search_combo'  '00singer':11 'eos':13 'gentle':1A,22 'ghosts':6C,19 'great':9C,20 'highway':10C,21 'ifs':23 'kil':4B,17 'moon':2A,5B,18 'of':7C,14 'songwriter':12 'sun':3B,16 'the':8C,15
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  4B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'americana', 'indie rock', 'folk', 'singer songwriter']
                                        'tag_date'  2003
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1637330573.4169269  (2021-11-19 15:02:53)
                             'size'  7651698