======================== unified (from filesystem) ========================
                                         'bitrate'  '188.461'
                                        'duration'  '106'
                                          'artist'  'Ministry'
                                     'text_people'  ''
                                         'release'  'Rio Grande Blood'
                                           'title'  'Sgt. Major Redux'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-2', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['industrial metal', 'electronic', 'industrial', 'metal', 'industrial rock']"
                                     'discogstags'  "['electronic', 'rock', 'speed metal', 'punk', 'industrial', 'heavy metal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  '13'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'eid-metal-industrial'
                                             'bpm'  '88.1'
                                             'key'  '6A'
                                        'acoustid'  '059b6c66-9b24-4619-b667-849e6e5e960c'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Rio Grande Blood'
'TBPM' (BPM (beats per minute))                     '88.1'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-industrial'
'TDOR' (Original release time)                      '2006'
'TDRC' (Recording time)                             '2006-05-05'
'TIT2' (Title/songname/content description)         'Sgt. Major Redux'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Ministry'
'TPE2' (Band/orchestra/accompaniment)               'Ministry'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'AFM Records/Soulfood Music Distribution/13th Planet Records'
'TRCK' (Track number/Position in set)               '13/13'
'TSO2'                                              'Ministry'
'TSOP' (Performer sort order)                       'Ministry'
'TXXX:ASIN'                                         'B000D2Q6ZS'
'TXXX:Acoustid Id'                                  '059b6c66-9b24-4619-b667-849e6e5e960c'
'TXXX:BARCODE'                                      '4046661020427'
'TXXX:CATALOGNUMBER'                                '[none]/[none]/THP 002'
'TXXX:MusicBrainz Album Artist Id'                  '13df2a46-f72f-40e7-aa63-26fcf62c7048'
'TXXX:MusicBrainz Album Id'                         '6d68d000-3b76-485f-b26c-0baa4dc43b9f'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '13df2a46-f72f-40e7-aa63-26fcf62c7048'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'rock', 'speed metal', 'punk', 'industrial', 'heavy metal']
'TXXX:lastfmtags'                                   ['industrial metal', 'electronic', 'industrial', 'metal', 'industrial rock']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.73 dB'
'TXXX:replaygain_track_peak'                        '0.509118'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'60331c46-acb8-4620-a639-9c4dbcfaeee2')

========================== row from database ==========================
                                              'id'  1398115
                                            'path'  /data/Music/Bulk/00dwimp/00metal/ministry - 2006 - rio grande blood/11 - Untitled (Hidden Track).mp3
                                         'working'  None
                                         'bitrate'  188
                                    'duration_sec'  106
                                           'genre'  eid-metal-industrial
                                        'filesize'  2503143
                                           'mtime'  1620311090
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal ministry 2006 rio grande blood 11 Untitled (Hidden Track) eid metal industrial
                                      'tag_artist'  Ministry
                                     'tag_release'  Rio Grande Blood
                                       'tag_title'  Sgt. Major Redux
                                             'bpm'  88.1
                                    'search_title'  'major':3 'redux':4 'sgt':1,2
                                   'search_artist'  'ministry':1
                                  'search_release'  'blood':3 'grande':2 'rio':1
                                     'search_rest'  '00dwimp':1 '00metal':2 '2006':4 'blood':7 'eid':13 'grande':6 'hidden':9,10 'industrial':15 'metal':14 'ministry':3 'rio':5 'track':11,12 'untitled':8
                                    'search_combo'  '00dwimp':9 '00metal':10 '2006':12 'blood':8C,15 'eid':21 'grande':7C,14 'hidden':17,18 'industrial':23 'major':3A 'metal':22 'ministry':5B,11 'redux':4A 'rio':6C,13 'sgt':1A,2A 'track':19,20 'untitled':16
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-3', 'q-other-1', 'Q-HAP-1', 'q-bass-1', 'q-grit-3']
                                      'lastfmtags'  ['industrial metal', 'electronic', 'industrial', 'metal', 'industrial rock']
                                        'tag_date'  2006
                                     'discogstags'  ['electronic', 'rock', 'speed metal', 'punk', 'industrial', 'heavy metal']

============================== file details ==============================
                                           'mtime'  1620311090.4813983  (2021-05-06 16:24:50)
                             'size'  2503143