======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '186'
                                          'artist'  'Harry Belafonte'
                                     'text_people'  ''
                                         'release'  'Very Best of Harry Belafonte'
                                           'title'  'Day-O (Banana Boat)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-3', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['60s', 'calypso', 'folk', 'oldies', 'swing']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'loc-style-calypso'
                                             'bpm'  '122.4'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'APIC:Cover Image'                                  type PictureType.COVER_FRONT (Cover (front)) b'Cover Image'
                                     
'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=128, count=0)
'TALB' (Album/Movie/Show title)                     'Very Best of Harry Belafonte'
'TBPM' (BPM (beats per minute))                     '122.4'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-calypso'
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'Day-O (Banana Boat)'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Harry Belafonte'
'TPE2' (Band/orchestra/accompaniment)               'Harry Belafonte'
'TPUB' (Publisher)                                  'Disky'
'TRCK' (Track number/Position in set)               '3'
'TXXX:FMPS_Rating'                                  '0.4'
'TXXX:MP3GAIN_MINMAX'                               '122,169'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['60s', 'calypso', 'folk', 'oldies', 'swing']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.69 dB'
'TXXX:replaygain_track_peak'                        '0.678286'

========================== row from database ==========================
                                              'id'  1467141
                                            'path'  /data/Music/Bulk/00poprockelectronic/Harry Belafonte/MBZ;#Harry Belafonte;#Very Best of Harry Belafonte;#03;#Day-O (Banana Boat).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  186
                                           'genre'  loc-style-calypso
                                        'filesize'  7517638
                                           'mtime'  1621630168
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic MBZ;#Harry Belafonte;#Very Belafonte;#03;#Day loc style calypso
                                      'tag_artist'  Harry Belafonte
                                     'tag_release'  Very Best of Harry Belafonte
                                       'tag_title'  Day-O (Banana Boat)
                                             'bpm'  122.4
                                    'search_title'  'banana':4,5 'boat':6,7 'day':1 'dayo':3 'o':2
                                   'search_artist'  'belafonte':2 'harry':1
                                  'search_release'  'belafonte':5 'best':2 'harry':4 'of':3 'very':1
                                     'search_rest'  '00poprockelectronic':1 '03':11,14 'belafonte':6,8,10,13 'calypso':18 'day':12,15 'harry':3,5 'loc':16 'mbz':2,4 'style':17 'very':7,9
                                    'search_combo'  '00poprockelectronic':15 '03':25,28 'banana':4A,5A 'belafonte':9B,14C,20,22,24,27 'best':11C 'boat':6A,7A 'calypso':32 'day':1A,26,29 'dayo':3A 'harry':8B,13C,17,19 'loc':30 'mbz':16,18 'o':2A 'of':12C 'style':31 'very':10C,21,23
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['60s', 'calypso', 'folk', 'oldies', 'swing']
                                        'tag_date'  1965
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621630167.6587112  (2021-05-21 22:49:27)
                             'size'  7517638