======================== unified (from filesystem) ========================
                                         'bitrate'  '187.949'
                                        'duration'  '322'
                                          'artist'  'Puracane'
                                     'text_people'  ''
                                         'release'  'Things You Should Leave Alone'
                                           'title'  'Key Movement'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'female vocalists', 'trip hop', 'chillout', 'electronic']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '10'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '105'
                                             'key'  '4B'
                                        'acoustid'  '096857fd-d223-4e85-b3b4-b242d62db25f'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Things You Should Leave Alone'
'TBPM' (BPM (beats per minute))                     '105'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000-03-21'
'TIT2' (Title/songname/content description)         'Key Movement'
'TKEY' (Initial key)                                '4B'
'TLAN' (Language(s))                                'eng'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Puracane'
'TPE2' (Band/orchestra/accompaniment)               'Puracane'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Ubiquity'
'TRCK' (Track number/Position in set)               '10/10'
'TSO2'                                              'Puracane'
'TSOP' (Performer sort order)                       'Puracane'
'TXXX:ASIN'                                         'B00004RJ1Q'
'TXXX:Acoustid Id'                                  '096857fd-d223-4e85-b3b4-b242d62db25f'
'TXXX:Albumartistsort'                              'Puracane'
'TXXX:Artists'                                      'Puracane'
'TXXX:Artistsort'                                   'Puracane'
'TXXX:Asin'                                         'B00004RJ1Q'
'TXXX:BARCODE'                                      '780661105428'
'TXXX:CATALOGNUMBER'                                'URCD 054'
'TXXX:Fmps_rating'                                  '0.6'
'TXXX:MusicBrainz Album Artist Id'                  'c1365ab3-93b6-45f0-bc40-c20cc1d20b09'
'TXXX:MusicBrainz Album Id'                         '3d38225a-4558-45ce-b689-e81d0feccc8b'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'c1365ab3-93b6-45f0-bc40-c20cc1d20b09'
'TXXX:MusicBrainz Release Group Id'                 '6e674e6a-0761-30bc-ae73-36dcf9374c70'
'TXXX:MusicBrainz Release Track Id'                 '60790b58-ab10-39f1-b2cc-387d91e5161f'
'TXXX:Musicbrainz_albumartistid'                    'c1365ab3-93b6-45f0-bc40-c20cc1d20b09'
'TXXX:Musicbrainz_albumid'                          '3d38225a-4558-45ce-b689-e81d0feccc8b'
'TXXX:Musicbrainz_albumstatus'                      'official'
'TXXX:Musicbrainz_albumtype'                        'album'
'TXXX:Musicbrainz_artistid'                         'c1365ab3-93b6-45f0-bc40-c20cc1d20b09'
'TXXX:Musicbrainz_trackid'                          '9e5336a0-6091-45c8-8d1d-ecd21e368740'
'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:Releasecountry'                               'US'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:Script'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'female vocalists', 'trip hop', 'chillout', 'electronic']
'TXXX:originalyear'                                 '2000'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.63 dB'
'TXXX:replaygain_track_peak'                        '0.480210'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'9e5336a0-6091-45c8-8d1d-ecd21e368740')

========================== row from database ==========================
                                              'id'  1291241
                                            'path'  /data/Music/Bulk/00poprockelectronic/00trip/Puracane/10 - Key Movement.mp3
                                         'working'  None
                                         'bitrate'  187
                                    'duration_sec'  322
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  7622331
                                           'mtime'  1636910874
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00trip 10 electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  Puracane
                                     'tag_release'  Things You Should Leave Alone
                                       'tag_title'  Key Movement
                                             'bpm'  105.0
                                    'search_title'  'key':1 'movement':2
                                   'search_artist'  'puracane':1
                                  'search_release'  'alone':5 'leave':4 'should':3 'things':1 'you':2
                                     'search_rest'  '00poprockelectronic':1 '00trip':2 'acid':8 'downtempo':7 'electronic':3 'hop':5 'jazz':9 'or':6 'trip':4
                                    'search_combo'  '00poprockelectronic':9 '00trip':10 'acid':16 'alone':8C 'downtempo':15 'electronic':11 'hop':13 'jazz':17 'key':1A 'leave':7C 'movement':2A 'or':14 'puracane':3B 'should':6C 'things':4C 'trip':12 'you':5C
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  4B
                                           '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-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'female vocalists', 'trip hop', 'chillout', 'electronic']
                                        'tag_date'  2000
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636910874.0051215  (2021-11-14 18:27:54)
                             'size'  7622331