======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '429'
                                          'artist'  'Aphex Twin'
                                     'text_people'  ''
                                         'release'  'Selected Ambient Works, Volume II'
                                           'title'  '[Spots]'
                                           'quals'  "['q-bass-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '12'
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'im-calmer'
                                             'bpm'  '146.0'
                                             'key'  '1B'
                                        'acoustid'  '3bcf234f-b52c-4680-8b6d-ac3d9e0776bc'
rest: ''

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

'APIC:'                                             type PictureType.OTHER (Other) b''
                                     
'COMM::eng'                                         'CUERipper v2.1.4 Copyright (C)'
'TALB' (Album/Movie/Show title)                     'Selected Ambient Works, Volume II'
'TBPM' (BPM (beats per minute))                     '146.0'
'TCON' (Content type, a.k.a. Genre)                 'im-calmer'
'TDOR' (Original release time)                      '1994'
'TDRC' (Recording time)                             '1994'
'TIT2' (Title/songname/content description)         '[Spots]'
'TKEY' (Initial key)                                '1B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Aphex Twin'
'TPE2' (Band/orchestra/accompaniment)               'Aphex Twin'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'Rough Trade Germany'
'TRCK' (Track number/Position in set)               '9/12'
'TSO2'                                              'Aphex Twin'
'TSOP' (Performer sort order)                       'Aphex Twin'
'TXXX:ASIN'                                         'B000002MNZ'
'TXXX:Acoustid Id'                                  '3bcf234f-b52c-4680-8b6d-ac3d9e0776bc'
'TXXX:CATALOGNUMBER'                                'RTD 126.1670.2'
'TXXX:MusicBrainz Album Artist Id'                  'f22942a1-6f70-4f48-866e-238cb2308fbd'
'TXXX:MusicBrainz Album Id'                         'ead065b1-b582-4ac1-9041-f0c09b0ac67a'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'f22942a1-6f70-4f48-866e-238cb2308fbd'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.07 dB'
'TXXX:replaygain_track_peak'                        '0.485933'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a2f91f81-fae3-45ad-b771-25f9a680979c')

========================== row from database ==========================
                                              'id'  1537101
                                            'path'  /data/Music/Other/F3/Aphex Twin/Ambient II/09 - Spots.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  429
                                           'genre'  im-calmer
                                        'filesize'  17621879
                                           'mtime'  1662800170
                                   'redo_metaread'  0
                                        'rest_str'   F3 09 im calmer
                                      'tag_artist'  Aphex Twin
                                     'tag_release'  Selected Ambient Works, Volume II
                                       'tag_title'  [Spots]
                                             'bpm'  146.0
                                    'search_title'  'spots':1,2
                                   'search_artist'  'aphex':1 'twin':2
                                  'search_release'  'ambient':2 'ii':6 'selected':1 'volume':5 'works':3,4
                                     'search_rest'  'calmer':3 'f3':1 'im':2
                                    'search_combo'  'ambient':6C 'aphex':3B 'calmer':13 'f3':11 'ii':10C 'im':12 'selected':5C 'spots':1A,2A 'twin':4B 'volume':9C 'works':7C,8C
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  1B
                                           'quals'  ['q-bass-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1']
                                      'lastfmtags'  []
                                        'tag_date'  1994
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1662800170.4531121  (2022-09-10 10:56:10)
                             'size'  17621879