======================== unified (from filesystem) ========================
                                         'bitrate'  '215.897'
                                        'duration'  '262'
                                          'artist'  'The Black Angels'
                                     'text_people'  ''
                                         'release'  'Passover'
                                           'title'  'The Prodigal Sun'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-UNU-1', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['arguman loved tracks', 'indie rock', 'indie', 'psychedelic rock', 'rock', "
 "'psychedelic']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '10'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'rock-cppex'
                                             'bpm'  '121.191'
                                             'key'  '10B'
                                        'acoustid'  '8b07f11a-7826-49cd-a88d-cb92dca3b513'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Passover'
'TBPM' (BPM (beats per minute))                     '121.191'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex'
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2006-04-11'
'TIT2' (Title/songname/content description)         'The Prodigal Sun'
'TKEY' (Initial key)                                '10B'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'The Black Angels'
'TPE2' (Band/orchestra/accompaniment)               'The Black Angels'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Light in the Attic Records'
'TRCK' (Track number/Position in set)               '4/10'
'TSO2'                                              'Black Angels, The'
'TSOP' (Performer sort order)                       'Black Angels, The'
'TXXX:Acoustid Id'                                  '8b07f11a-7826-49cd-a88d-cb92dca3b513'
'TXXX:BARCODE'                                      '826853001816'
'TXXX:CATALOGNUMBER'                                'LITA 018'
'TXXX:MusicBrainz Album Artist Id'                  '49814f71-8fef-41ec-9af8-b6995c0bd601'
'TXXX:MusicBrainz Album Id'                         '34c1db1d-86c1-41dc-89b1-92ee310c2a5b'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '49814f71-8fef-41ec-9af8-b6995c0bd601'
'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:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['arguman loved tracks',
 'indie rock',
 'indie',
 'psychedelic rock',
 'rock',
 'psychedelic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.66 dB'
'TXXX:replaygain_track_peak'                        '0.424310'

========================== row from database ==========================
                                              'id'  1415548
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/The Black Angels - Passover/04 The Prodigal Sun.mp3
                                         'working'  None
                                         'bitrate'  215
                                    'duration_sec'  262
                                           'genre'  rock-cppex
                                        'filesize'  7206617
                                           'mtime'  1636921803
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy 04 rock cppex
                                      'tag_artist'  The Black Angels
                                     'tag_release'  Passover
                                       'tag_title'  The Prodigal Sun
                                             'bpm'  121.191
                                    'search_title'  'prodigal':2 'sun':3 'the':1
                                   'search_artist'  'angels':3 'black':2 'the':1
                                  'search_release'  'passover':1
                                     'search_rest'  'classicprogpsy':1 'cppex':3 'rock':2
                                    'search_combo'  'angels':6B 'black':5B 'classicprogpsy':8 'cppex':10 'passover':7C 'prodigal':2A 'rock':9 'sun':3A 'the':1A,4B
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['arguman loved tracks', 'indie rock', 'indie', 'psychedelic rock', 'rock', 'psychedelic']
                                        'tag_date'  2006
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1636921802.598871  (2021-11-14 21:30:02)
                             'size'  7206617