======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '334'
                                          'artist'  'Millsart'
                                     'text_people'  ''
                                         'release'  'Mecca EP'
                                           'title'  'Yantra'
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-4', 'q-bass-1', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'q-chart-3', 'q-drums-3', 'q-other-4', 'q-piano-1', "
 "'q-vocals-1']")
                                      'lastfmtags'  "['detroit techno', 'minimal techno', 'techno', 'electronic', 'detroit']"
                                     'discogstags'  "['techno', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '5'
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '109'
                                             'key'  '11B'
                                        'acoustid'  '64e5ba25-ae74-44d7-8879-8f872104eadf'
rest: ''

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

'APIC:label'                                        type PictureType.COVER_FRONT (Cover (front)) b'label'
                                     
'TALB' (Album/Movie/Show title)                     'Mecca EP'
'TBPM' (BPM (beats per minute))                     '109'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TDOR' (Original release time)                      '1993'
'TDRC' (Recording time)                             '1993'
'TIT2' (Title/songname/content description)         'Yantra'
'TKEY' (Initial key)                                '11B'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Millsart'
'TPE2' (Band/orchestra/accompaniment)               'Millsart'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Axis'
'TRCK' (Track number/Position in set)               '2/5'
'TSO2'                                              'Millsart'
'TSOP' (Performer sort order)                       'Millsart'
'TXXX:Acoustid Id'                                  '64e5ba25-ae74-44d7-8879-8f872104eadf'
'TXXX:Artists'                                      'Millsart'
'TXXX:CATALOGNUMBER'                                'AX-004'
'TXXX:MusicBrainz Album Artist Id'                  '1e7a51db-e1a9-4a01-a879-957572988253'
'TXXX:MusicBrainz Album Id'                         'c7fe629e-4b5d-420a-9927-9386d5064fbf'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'ep'
'TXXX:MusicBrainz Artist Id'                        '1e7a51db-e1a9-4a01-a879-957572988253'
'TXXX:MusicBrainz Release Group Id'                 'ae7cce60-168c-3ce2-9df7-7fd12d883dc3'
'TXXX:MusicBrainz Release Track Id'                 '407fc0e7-b8cb-331a-b7f2-987f205b391f'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['techno', 'electronic']
'TXXX:lastfmtags'                                   ['detroit techno', 'minimal techno', 'techno', 'electronic', 'detroit']
'TXXX:originalyear'                                 '1993'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.40 dB'
'TXXX:replaygain_track_peak'                        '0.594766'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'e97ac098-31ac-4c9a-9250-cb37ec1beaf5')

========================== row from database ==========================
                                              'id'  1324368
                                            'path'  /data/Music/Bulk/00poprockelectronic/Jeff Mills/Mills, Jeff - mecca ep (1993)/a2. jeff mills - yantra.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  334
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  8129077
                                           'mtime'  1621085243
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Jeff Mills, Jeff mecca ep (1993) a2. jeff mills yantra electronic th techno minimal or deephouse
                                      'tag_artist'  Millsart
                                     'tag_release'  Mecca EP
                                       'tag_title'  Yantra
                                             'bpm'  109.0
                                    'search_title'  'yantra':1
                                   'search_artist'  'millsart':1
                                  'search_release'  'ep':2 'mecca':1
                                     'search_rest'  '00poprockelectronic':1 '1993':7,8 'a2':9,10 'deephouse':17 'electronic':12 'ep':6 'jeff':2 'mecca':5 'mills':3,4 'minimal':15 'or':16 'techno':14 'th':13 'yantra':11
                                    'search_combo'  '00poprockelectronic':5 '1993':11,12 'a2':13,14 'deephouse':21 'electronic':16 'ep':4C,10 'jeff':6 'mecca':3C,9 'mills':7,8 'millsart':2B 'minimal':19 'or':20 'techno':18 'th':17 'yantra':1A,15
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-4', 'q-chart-3', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['detroit techno', 'minimal techno', 'techno', 'electronic', 'detroit']
                                        'tag_date'  1993
                                     'discogstags'  ['techno', 'electronic']

============================== file details ==============================
                                           'mtime'  1621085243.1890857  (2021-05-15 15:27:23)
                             'size'  8129077