======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '147'
                                          'artist'  'Takeshi Terauchi and the Bunnys'
                                     'text_people'  ''
                                         'release'  "Let's Go Classics"
                                           'title'  'Blue Danube Waltz'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['surf', 'garage', 'all', 'japanese', 'ethnic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '11'
                                            'date'  '1967'
                                        'comments'  ''
                                           'genre'  'rock-pop-surf'
                                             'bpm'  '123.106'
                                             'key'  '8A'
                                        'acoustid'  '85824f8b-8377-4dc1-83c4-a8fe5f2d6ca3'
rest: ''

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

'TALB' (Album/Movie/Show title)                     "Let's Go Classics"
'TBPM' (BPM (beats per minute))                     '123.106'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-surf'
'TDOR' (Original release time)                      '1967'
'TDRC' (Recording time)                             '1967'
'TIT2' (Title/songname/content description)         'Blue Danube Waltz'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Takeshi Terauchi and the Bunnys'
'TPE2' (Band/orchestra/accompaniment)               'Takeshi Terauchi and the Bunnys'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '9/11'
'TSO2'                                              'Terauchi, Takeshi and the Bunnys'
'TSOP' (Performer sort order)                       'Terauchi, Takeshi and the Bunnys'
'TXXX:ASIN'                                         'B00005F7YW'
'TXXX:Acoustid Id'                                  '85824f8b-8377-4dc1-83c4-a8fe5f2d6ca3'
'TXXX:MusicBrainz Album Artist Id'                  'ef86f6ae-0833-44cf-a9f3-ed760581d35e/d70c854b-50ef-4ffe-8529-5da7ecb890aa'
'TXXX:MusicBrainz Album Id'                         '65ddde19-9fd7-4fca-a965-9dc347749fe2'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'ef86f6ae-0833-44cf-a9f3-ed760581d35e/d70c854b-50ef-4ffe-8529-5da7ecb890aa'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['surf', 'garage', 'all', 'japanese', 'ethnic']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.46 dB'
'TXXX:replaygain_track_peak'                        '0.463537'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ce2aa15e-61b1-4a63-ba27-3b0ecf2bd9b1')

========================== row from database ==========================
                                              'id'  1525070
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Let_s Go Classics/09. Danube Wave Waltz.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  147
                                           'genre'  rock-pop-surf
                                        'filesize'  3550087
                                           'mtime'  1620736987
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner Let_s 09. Wave rock pop surf
                                      'tag_artist'  Takeshi Terauchi and the Bunnys
                                     'tag_release'  Let's Go Classics
                                       'tag_title'  Blue Danube Waltz
                                             'bpm'  123.106
                                    'search_title'  'blue':1 'danube':2 'waltz':3
                                   'search_artist'  'and':3 'bunnys':5 'takeshi':1 'terauchi':2 'the':4
                                  'search_release'  'classics':5 'go':4 'let':1 'lets':3 's':2
                                     'search_rest'  '09':7,8 'garage':2 'let':5 'pop':11 'punk':1 'rock':10 's':6 'stoner':4 'surf':3 'wave':9
                                    'search_combo'  '09':20,21 'and':6B 'blue':1A 'bunnys':8B 'classics':13C 'danube':2A 'garage':15 'go':12C 'let':9C,18 'lets':11C 'pop':24 'punk':14 'rock':23 's':10C,19 'stoner':17 'surf':16 'takeshi':4B 'terauchi':5B 'the':7B 'waltz':3A 'wave':22
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['surf', 'garage', 'all', 'japanese', 'ethnic']
                                        'tag_date'  1967
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736987.1497087  (2021-05-11 14:43:07)
                             'size'  3550087