======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '249'
                                          'artist'  'coldplay'
                                     'text_people'  ''
                                         'release'  'Top 40'
                                           'title'  'clocks'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'Q-PLAY-2', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-chart-3', 'q-drums-2', 'q-other-3', 'q-vocals-3', 'q-mixbeat-3', "
 "'Q-PIANO-2']")
                                      'lastfmtags'  "['alternative rock', 'indie', 'alternative', 'britpop', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'rock-pop'
                                             'bpm'  '87.445'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Top 40'
'TBPM' (BPM (beats per minute))                     '87.445'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop'
'TIT2' (Title/songname/content description)         'clocks'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'coldplay'
'TXXX:Mp3gain_minmax'                               '068,181'
'TXXX:Mp3gain_undo'                                 '+005,+005,N'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:Tracknum'                                     '22'
'TXXX:lastfmtags'                                   ['alternative rock', 'indie', 'alternative', 'britpop', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.44 dB'
'TXXX:replaygain_track_peak'                        '0.443170'

========================== row from database ==========================
                                              'id'  1406722
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/Top 40/22-coldplay_-_clocks-wk29-woei.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  249
                                           'genre'  rock-pop
                                        'filesize'  5994758
                                           'mtime'  1676053322
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat 22 coldplay_ _clocks wk29 woei rock pop
                                      'tag_artist'  coldplay
                                     'tag_release'  Top 40
                                       'tag_title'  clocks
                                             'bpm'  87.445
                                    'search_title'  'clocks':1
                                   'search_artist'  'coldplay':1
                                  'search_release'  '40':2 'top':1
                                     'search_rest'  '00poprockelectronic':1 '22':5 'clocks':7 'coldplay':6 'dance':3 'generic':2 'pop':11 'rock':10 'trapbeat':4 'wk29':8 'woei':9
                                    'search_combo'  '00poprockelectronic':5 '22':9 '40':4C 'clocks':1A,11 'coldplay':2B,10 'dance':7 'generic':6 'pop':15 'rock':14 'top':3C 'trapbeat':8 'wk29':12 'woei':13
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-PLAY-2', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-chart-3', 'q-drums-2', 'q-other-3', 'q-vocals-3', 'q-mixbeat-3', 'Q-PIANO-2']
                                      'lastfmtags'  ['alternative rock', 'indie', 'alternative', 'britpop', 'rock']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1676053321.837818  (2023-02-10 19:22:01)
                             'size'  5994758