======================== unified (from filesystem) ========================
                                         'bitrate'  '198.276'
                                        'duration'  '305'
                                          'artist'  'Silver Jews'
                                     'text_people'  'D.C. Berman'
                                         'release'  'Bright Flight'
                                           'title'  'I Remember Me'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
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 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'lo fi', 'alt country', 'folk', 'indie rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted'
                                             'bpm'  '116.992'
                                             'key'  '3B'
                                        'acoustid'  ''
rest: ''

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'TALB' (Album/Movie/Show title)                     'Bright Flight'
'TBPM' (BPM (beats per minute))                     '116.992'
'TCOM' (Composer)                                   'D.C. Berman'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-unsorted'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'I Remember Me'
'TKEY' (Initial key)                                '3B'
'TLEN' (Length)                                     '305867'
'TPE1' (Lead performer(s)/Soloist(s))               'Silver Jews'
'TPE2' (Band/orchestra/accompaniment)               'Silver Jews'
'TPUB' (Publisher)                                  'Domino'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['indie', 'lo fi', 'alt country', 'folk', 'indie rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.31 dB'
'TXXX:replaygain_track_peak'                        '0.827330'

========================== row from database ==========================
                                              'id'  1256632
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Silver Jews/Bright Flight/04 i remember me.mp3
                                         'working'  None
                                         'bitrate'  198
                                    'duration_sec'  305
                                           'genre'  ifs-songwriter-indie-unsorted
                                        'filesize'  7590929
                                           'mtime'  1623444735
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 04 remember ifs songwriter indie unsorted
                                      'tag_artist'  Silver Jews
                                     'tag_release'  Bright Flight
                                       'tag_title'  I Remember Me
                                             'bpm'  116.992
                                    'search_title'  'i':1 'me':3 'remember':2
                                   'search_artist'  'jews':2 'silver':1
                                  'search_release'  'bright':1 'flight':2
                                     'search_rest'  '00singer':1 'eos':3 'ifs':5 'indie':6 'remember':4 'songwriter':2 'unsorted':7
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                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  3B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'lo fi', 'alt country', 'folk', 'indie rock']
                                        'tag_date'  2001
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1623444734.9077005  (2021-06-11 22:52:14)
                             'size'  7590929