======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '77'
                                          'artist'  'Aphex Twin'
                                     'text_people'  ''
                                         'release'  'Selected Ambient Works 85-92'
                                           'title'  'i'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-1', 'q-grit-1', 'q-play-3', "
 "'q-chart-3', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['draq', 'drjazzmrfunkmusic', 'electric textures']"
                                     'discogstags'  "['electronic', 'techno', 'idm', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '13'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic;set-pl-sced'
                                             'bpm'  '145.476'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Selected Ambient Works 85-92'
'TBPM' (BPM (beats per minute))                     '145.476'
'TCON' (Content type, a.k.a. Genre)                 ['electronic', 'set-pl-sced']
'TDOR' (Original release time)                      '1992'
'TDRC' (Recording time)                             '2002-02-12'
'TIT2' (Title/songname/content description)         'i'
'TKEY' (Initial key)                                '11B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Aphex Twin'
'TPE2' (Band/orchestra/accompaniment)               'Aphex Twin'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  '[PIAS] America'
'TRCK' (Track number/Position in set)               '5/13'
'TSO2'                                              'Aphex Twin'
'TSOP' (Performer sort order)                       'Aphex Twin'
'TSRC' (ISRC (international standard recording code))  'BEZ350800026'
'TXXX:ASIN'                                         'B00005Y1TL'
'TXXX:BARCODE'                                      '805551010429'
'TXXX:CATALOGNUMBER'                                'PIASA 4'
'TXXX:MusicBrainz Album Artist Id'                  'f22942a1-6f70-4f48-866e-238cb2308fbd'
'TXXX:MusicBrainz Album Id'                         '3df76f4c-d2df-47d8-8b56-a99c5f925c5d'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'f22942a1-6f70-4f48-866e-238cb2308fbd'
'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:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'techno', 'idm', 'ambient']
'TXXX:lastfmtags'                                   ['draq', 'drjazzmrfunkmusic', 'electric textures']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '1'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.32 dB'
'TXXX:replaygain_track_peak'                        '0.567952'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'12db16d7-6541-4a3e-9fc1-fa1f27501bbb')

========================== row from database ==========================
                                              'id'  166465
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Aphex Twin/1993 - Selected Ambient Works 85-92/05 - Aphex Twin - I.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  77
                                           'genre'  electronic;set-pl-sced
                                        'filesize'  3240881
                                           'mtime'  1636912295
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 1993 05 I electronic;set pl sced
                                      'tag_artist'  Aphex Twin
                                     'tag_release'  Selected Ambient Works 85-92
                                       'tag_title'  i
                                             'bpm'  145.476
                                    'search_title'  'i':1
                                   'search_artist'  'aphex':1 'twin':2
                                  'search_release'  '85':4 '8592':6 '92':5 'ambient':2 'selected':1 'works':3
                                     'search_rest'  '1993':1 'electronic':3,5 'i':2 'pl':7 'sced':8 'set':4,6
                                    'search_combo'  '1993':10 '85':7C '8592':9C '92':8C 'ambient':5C 'aphex':2B 'electronic':12,14 'i':1A,11 'pl':16 'sced':17 'selected':4C 'set':13,15 'twin':3B 'works':6C
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  11B
                                           '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-1', 'q-drums-1', 'q-syn-3', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['draq', 'drjazzmrfunkmusic', 'electric textures']
                                        'tag_date'  2002
                                     'discogstags'  ['electronic', 'techno', 'idm', 'ambient']

============================== file details ==============================
                                           'mtime'  1636912295.192228  (2021-11-14 18:51:35)
                             'size'  3240881