======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '332'
                                          'artist'  'The Bloody Beetroots'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'DETROIT (Ghetto Edit)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electro', 'dance', 'electro house', 'fidget house', 'electronic', 'italian']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '129.979'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00002966 000021C7 0001481B 00'
'COMM:iTunNORM:eng'                                 (' 00002966 000021C7 0001481B 0001B7E7 0001178B 00016E13 00008000 00008000 '
 '00000000 00000000')
'TBPM' (BPM (beats per minute))                     '129.979'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'DETROIT (Ghetto Edit)'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Bloody Beetroots'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electro', 'dance', 'electro house', 'fidget house', 'electronic', 'italian']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.83 dB'
'TXXX:replaygain_track_peak'                        '0.366082'

========================== row from database ==========================
                                              'id'  1357188
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/detroit (ghetto edit).mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  332
                                           'genre'  electronic-unsorted
                                        'filesize'  10637059
                                           'mtime'  1621696807
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] detroit (ghetto edit) electronic unsorted
                                      'tag_artist'  The Bloody Beetroots
                                     'tag_release'  None
                                       'tag_title'  DETROIT (Ghetto Edit)
                                             'bpm'  129.979
                                    'search_title'  'detroit':1 'edit':4,5 'ghetto':2,3
                                   'search_artist'  'beetroots':3 'bloody':2 'the':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'detroit':7 'edit':10,11 'electronic':12 'files':5,6 'ghetto':8,9 'loose':3,4 'unsorted':2
                                    'search_combo'  '00poprockelectronic':9 'beetroots':8B 'bloody':7B 'detroit':1A,15 'edit':4A,5A,18,19 'electronic':20 'files':13,14 'ghetto':2A,3A,16,17 'loose':11,12 'the':6B 'unsorted':10
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['electro', 'dance', 'electro house', 'fidget house', 'electronic', 'italian']
                                        'tag_date'  2008
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696807.2825243  (2021-05-22 17:20:07)
                             'size'  10637059