======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '389'
                                          'artist'  'Bob Dylan & Neil Young'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Tangled Up In Blue'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'q-syn-2', "
 "'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-3', "
 "'q-other-3', 'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['rock', 'folk', 'ariefrahmat', 'songwriter', 'collaboration']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1988'
                                        'comments'  ''
                                           'genre'  'ifs-unsorted'
                                             'bpm'  '103.062'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '103.062'
'TCON' (Content type, a.k.a. Genre)                 'ifs-unsorted'
'TDRC' (Recording time)                             '1988'
'TIT2' (Title/songname/content description)         'Tangled Up In Blue'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bob Dylan & Neil Young'
'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:lastfmtags'                                   ['rock', 'folk', 'ariefrahmat', 'songwriter', 'collaboration']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.43 dB'
'TXXX:replaygain_track_peak'                        '0.549151'

========================== row from database ==========================
                                              'id'  1297336
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Neil Young - Tangled Up In Blue (live with Bob Dylan).mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  389
                                           'genre'  ifs-unsorted
                                        'filesize'  7784096
                                           'mtime'  1676052998
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] (live with Dylan) ifs unsorted
                                      'tag_artist'  Bob Dylan & Neil Young
                                     'tag_release'  None
                                       'tag_title'  Tangled Up In Blue
                                             'bpm'  103.062
                                    'search_title'  'blue':4 'in':3 'tangled':1 'up':2
                                   'search_artist'  'bob':1 'dylan':2 'neil':3 'young':4
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'dylan':10,11 'files':5,6 'ifs':12 'live':7,8 'loose':3,4 'unsorted':2 'with':9
                                    'search_combo'  '00poprockelectronic':9 'blue':4A 'bob':5B 'dylan':6B,18,19 'files':13,14 'ifs':20 'in':3A 'live':15,16 'loose':11,12 'neil':7B 'tangled':1A 'unsorted':10 'up':2A 'with':17 'young':8B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'q-mixbeat-2']
                                      'lastfmtags'  ['rock', 'folk', 'ariefrahmat', 'songwriter', 'collaboration']
                                        'tag_date'  1988
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1676052998.2532446  (2023-02-10 19:16:38)
                             'size'  7784096