======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '167'
                                          'artist'  'Selah Sue'
                                     'text_people'  ''
                                         'release'  'Selah Sue'
                                           'title'  'Explanations'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-4', "
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                                      'lastfmtags'  "['reggae', 'jazz', 'female vocalists', 'soul', 'singer songwriter', 'belgian']"
                                     'discogstags'  "['jazz', 'reggae', 'pop', 'ska', 'ragga']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '13'
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '123'
                                             'key'  '7B'
                                        'acoustid'  '3efea984-77d2-4068-a174-fa52b76ceb27'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         ' '
'TALB' (Album/Movie/Show title)                     'Selah Sue'
'TBPM' (BPM (beats per minute))                     '123'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDOR' (Original release time)                      '2011'
'TDRC' (Recording time)                             '2011-03-04'
'TIT2' (Title/songname/content description)         'Explanations'
'TKEY' (Initial key)                                '7B'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Selah Sue'
'TPE2' (Band/orchestra/accompaniment)               'Selah Sue'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Because Music'
'TRCK' (Track number/Position in set)               '7/13'
'TSO2'                                              'Sue, Selah'
'TSOP' (Performer sort order)                       'Sue, Selah'
'TSRC' (ISRC (international standard recording code))  'FR6P11101280'
'TXXX:Acoustid Id'                                  '3efea984-77d2-4068-a174-fa52b76ceb27'
'TXXX:Artists'                                      'Selah Sue'
'TXXX:MusicBrainz Album Artist Id'                  'fefeb63b-9430-4fe8-a332-0c400351af50'
'TXXX:MusicBrainz Album Id'                         '5f3cddae-9f6f-4b46-b0cf-5686c90f84ca'
'TXXX:MusicBrainz Album Release Country'            'BE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'fefeb63b-9430-4fe8-a332-0c400351af50'
'TXXX:MusicBrainz Release Group Id'                 '305d7bb8-2b2f-455c-a8ba-ecb0f0cb45cf'
'TXXX:MusicBrainz Release Track Id'                 '0ea0db93-3821-3f87-92fd-053bcdc44b2a'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['jazz', 'reggae', 'pop', 'ska', 'ragga']
'TXXX:lastfmtags'                                   ['reggae', 'jazz', 'female vocalists', 'soul', 'singer songwriter', 'belgian']
'TXXX:originalyear'                                 '2011'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.13 dB'
'TXXX:replaygain_track_peak'                        '0.470669'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'9ce426e0-3dad-426f-b9e8-810e16d19dbb')

========================== row from database ==========================
                                              'id'  1244399
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Sue, Selah - (2011) Selah Sue/07 - Sue, Selah - Explanations.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  167
                                           'genre'  ifs-songwriter
                                        'filesize'  6770399
                                           'mtime'  1621696525
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos Sue, (2011) 07 Sue, ifs songwriter
                                      'tag_artist'  Selah Sue
                                     'tag_release'  Selah Sue
                                       'tag_title'  Explanations
                                             'bpm'  123.0
                                    'search_title'  'explanations':1
                                   'search_artist'  'selah':1 'sue':2
                                  'search_release'  'selah':1 'sue':2
                                     'search_rest'  '00singer':1 '2011':6,7 'eos':3 'ifs':8 'songwriter':2 'sue':4,5
                                    'search_combo'  '00singer':6 '2011':11,12 'eos':8 'explanations':1A 'ifs':13 'selah':2B,4C 'songwriter':7 'sue':3B,5C,9,10
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['reggae', 'jazz', 'female vocalists', 'soul', 'singer songwriter', 'belgian']
                                        'tag_date'  2011
                                     'discogstags'  ['jazz', 'reggae', 'pop', 'ska', 'ragga']

============================== file details ==============================
                                           'mtime'  1621696525.0709183  (2021-05-22 17:15:25)
                             'size'  6770399