======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '442'
                                          'artist'  'The Cat Empire'
                                     'text_people'  ''
                                         'release'  'The Cat Empire'
                                           'title'  'The Wine Song'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'Q-PLAY-2', 'q-syn-1', 'q-bass-3', 'q-busy-2', 'q-grit-1', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-4', 'q-other-2', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['australian', 'jazz', 'ska', 'alternative', 'funk']"
                                     'discogstags'  ("['hip hop', 'reggae', 'latin', 'funk / soul', 'folk, world, & country', "
 "'reggae', 'dub', 'folk', 'funk', 'soul']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '143.2'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'The Cat Empire'
'TBPM' (BPM (beats per minute))                     '143.2'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'The Wine Song'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Cat Empire'
'TRCK' (Track number/Position in set)               '8'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['hip hop',
 'reggae',
 'latin',
 'funk / soul',
 'folk, world, & country',
 'reggae',
 'dub',
 'folk',
 'funk',
 'soul']
'TXXX:lastfmtags'                                   ['australian', 'jazz', 'ska', 'alternative', 'funk']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.50 dB'
'TXXX:replaygain_track_peak'                        '0.493827'

========================== row from database ==========================
                                              'id'  1249183
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/The Cat Empire/Unsorted/the cat empire - the wine song.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  442
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  7077910
                                           'mtime'  1620536153
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Unsorted the cat empire the wine song prerock jb jazz unsorted
                                      'tag_artist'  The Cat Empire
                                     'tag_release'  The Cat Empire
                                       'tag_title'  The Wine Song
                                             'bpm'  143.2
                                    'search_title'  'song':3 'the':1 'wine':2
                                   'search_artist'  'cat':2 'empire':3 'the':1
                                  'search_release'  'cat':2 'empire':3 'the':1
                                     'search_rest'  'cat':7 'country':4 'empire':8 'exotica':2 'jazz':1 'jb':12 'oldies':3 'prerock':11 'song':10 'the':6 'unsorted':5 'wine':9
                                    'search_combo'  'cat':5B,8C,16 'country':13 'empire':6B,9C,17 'exotica':11 'jazz':10 'jb':21 'oldies':12 'prerock':20 'song':3A,19 'the':1A,4B,7C,15 'unsorted':14 'wine':2A,18
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-4', 'q-syn-1', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['australian', 'jazz', 'ska', 'alternative', 'funk']
                                        'tag_date'  2003
                                     'discogstags'  ['hip hop', 'reggae', 'latin', 'funk / soul', 'folk, world, & country', 'reggae', 'dub', 'folk', 'funk', 'soul']

============================== file details ==============================
                                           'mtime'  1620536152.9054227  (2021-05-09 06:55:52)
                             'size'  7077910