======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '404'
                                          'artist'  'Biosphere'
                                     'text_people'  ''
                                         'release'  'Substrata2'
                                           'title'  'Freeze-Frames'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-2', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'electronic', 'chillout', 'experimental', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '9'
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic-ambient'
                                             'bpm'  '93'
                                             'key'  '12A'
                                        'acoustid'  '2b55bb75-14f8-46e7-88dd-7497d83ead79'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Substrata2'
'TBPM' (BPM (beats per minute))                     '93'
'TCON' (Content type, a.k.a. Genre)                 'electronic-ambient'
'TDOR' (Original release time)                      '2001'
'TDRC' (Recording time)                             '2001-06-06'
'TIT2' (Title/songname/content description)         'Freeze-Frames'
'TKEY' (Initial key)                                '12A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Biosphere'
'TPE2' (Band/orchestra/accompaniment)               'Biosphere'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'Touch'
'TRCK' (Track number/Position in set)               '4/9'
'TSO2'                                              'Biosphere'
'TSOP' (Performer sort order)                       'Biosphere'
'TSSE' (Software/Hardware and settings used for encoding)  'Lame3.98'
'TSST' (Set subtitle)                               'Man With a Movie Camera'
'TXXX:ASIN'                                         'B00005KJ22'
'TXXX:Acoustid Id'                                  '2b55bb75-14f8-46e7-88dd-7497d83ead79'
'TXXX:Artists'                                      'Biosphere'
'TXXX:BARCODE'                                      '0017533380028'
'TXXX:CATALOGNUMBER'                                'TO:50'
'TXXX:MusicBrainz Album Artist Id'                  'a5ee1ebe-a645-45d2-8319-d101fe62e581'
'TXXX:MusicBrainz Album Id'                         '5e31b530-431d-414b-a99d-8cd772283358'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'a5ee1ebe-a645-45d2-8319-d101fe62e581'
'TXXX:MusicBrainz Release Group Id'                 '8965f6ff-b454-3935-8b85-cb69ef168379'
'TXXX:MusicBrainz Release Track Id'                 '14f54b9a-21f1-3fdd-99e5-9b6c2fbdc816'
'TXXX:NOTES'                                        'Medieval CUE Splitter (www.medieval.it)'
'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'
'TXXX:lastfmtags'                                   ['electronica', 'electronic', 'chillout', 'experimental', 'ambient']
'TXXX:originalyear'                                 '2001'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.48 dB'
'TXXX:replaygain_track_peak'                        '0.872809'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'86e1afe2-2923-4512-a7d3-45734f15cdf1')

========================== row from database ==========================
                                              'id'  983872
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/0calmer/Biosphere/Substrata²/02-04 - Freeze-Frames.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  404
                                           'genre'  electronic-ambient
                                        'filesize'  16234937
                                           'mtime'  1636909871
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 0calmer Substrata² 02 04 electronic ambient
                                      'tag_artist'  Biosphere
                                     'tag_release'  Substrata2
                                       'tag_title'  Freeze-Frames
                                             'bpm'  93.0
                                    'search_title'  'frames':2 'freeze':1 'freezeframes':3
                                   'search_artist'  'biosphere':1
                                  'search_release'  'substrata2':1
                                     'search_rest'  '0calmer':1 'ambient':5 'electronic':4 'substrata':2 'substrata2':3
                                    'search_combo'  '0calmer':6 'ambient':10 'biosphere':4B 'electronic':9 'frames':2A 'freeze':1A 'freezeframes':3A 'substrata':7 'substrata2':5C,8
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'electronic', 'chillout', 'experimental', 'ambient']
                                        'tag_date'  2001
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636909871.0533528  (2021-11-14 18:11:11)
                             'size'  16234937