======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '89'
                                          'artist'  '(c)(P)ee'
                                     'text_people'  ''
                                         'release'  'Droplift'
                                           'title'  'King Brian'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-collage'
                                             'bpm'  '104.2'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Droplift'
'TBPM' (BPM (beats per minute))                     '104.2'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-collage'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'King Brian'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               '(c)(P)ee'
'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:STYLE'                                        'Noise'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.53 dB'
'TXXX:replaygain_track_peak'                        '0.566759'

========================== row from database ==========================
                                              'id'  1388651
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/The Button - v.a. - droplift outreach4/12-(c)(P)ee-King_Brian.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  89
                                           'genre'  electronic-experimental-collage
                                        'filesize'  1426564
                                           'mtime'  1636920731
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm The Button v.a. droplift outreach4 12 King_Brian electronic experimental collage
                                      'tag_artist'  (c)(P)ee
                                     'tag_release'  Droplift
                                       'tag_title'  King Brian
                                             'bpm'  104.2
                                    'search_title'  'brian':2 'king':1
                                   'search_artist'  'c':1 'cpee':4 'ee':3 'p':2
                                  'search_release'  'droplift':1
                                     'search_rest'  'a':4 'brian':9 'button':2 'collage':12 'droplift':6 'electronic':10 'experimental':11 'king':8 'outreach4':7 'the':1 'v':3 'va':5
                                    'search_combo'  'a':11 'brian':2A,16 'button':9 'c':3B 'collage':19 'cpee':6B 'droplift':7C,13 'ee':5B 'electronic':17 'experimental':18 'king':1A,15 'outreach4':14 'p':4B 'the':8 'v':10 'va':12
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           '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-2', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636920731.332321  (2021-11-14 21:12:11)
                             'size'  1426564