======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '124'
                                          'artist'  'Damien Jurado'
                                     'text_people'  ''
                                         'release'  'Ghost of David'
                                           'title'  'Rearview'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['americana', 'indie rock', 'indie', 'acoustic', 'folk', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted'
                                             'bpm'  '121.337'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Ghost of David'
'TBPM' (BPM (beats per minute))                     '121.337'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-unsorted'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Rearview'
'TKEY' (Initial key)                                '8B'
'TLEN' (Length)                                     '124917'
'TMED' (Media type)                                 'DIG'
'TPE1' (Lead performer(s)/Soloist(s))               'Damien Jurado'
'TPUB' (Publisher)                                  'Sub Pop'
'TRCK' (Track number/Position in set)               '8'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.93 dB'
'TXXX:replaygain_track_peak'                        '0.504528'

========================== row from database ==========================
                                              'id'  1262208
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Damien Jurado/Ghost of David/08 - rearview.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  124
                                           'genre'  ifs-songwriter-indie-unsorted
                                        'filesize'  2508682
                                           'mtime'  1636917166
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 08 rearview ifs songwriter indie unsorted
                                      'tag_artist'  Damien Jurado
                                     'tag_release'  Ghost of David
                                       'tag_title'  Rearview
                                             'bpm'  121.337
                                    'search_title'  'rearview':1
                                   'search_artist'  'damien':1 'jurado':2
                                  'search_release'  'david':3 'ghost':1 'of':2
                                     'search_rest'  '00singer':1 'eos':3 'ifs':5 'indie':6 'rearview':4 'songwriter':2 'unsorted':7
                                    'search_combo'  '00singer':7 'damien':2B 'david':6C 'eos':9 'ghost':4C 'ifs':11 'indie':12 'jurado':3B 'of':5C 'rearview':1A,10 'songwriter':8 'unsorted':13
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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'  1636917166.4345846  (2021-11-14 20:12:46)
                             'size'  2508682