======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '283'
                                          'artist'  'David Lee Roth'
                                     'text_people'  'Irving Caesar/Leonello Casucci/Roger Graham/Spencer Williams'
                                         'release'  'David Lee Roth - the Best'
                                           'title'  "Just A Gigolo (I Ain't Got Nobody)"
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
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 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-2']")
                                      'lastfmtags'  "['classic rock', '80s', 'hair metal', 'hard rock', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '123'
                                             'key'  '4B'
                                        'acoustid'  ''
rest: ''

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

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'COMM:Media Jukebox: Replay Gain:\x00\x00\x00'      '-14.27356'
'COMM:Media Jukebox: Tool Name:\x00\x00\x00'        'Media Center'
'COMM:Media Jukebox: Tool Version:\x00\x00\x00'     '12.0.154'
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'TALB' (Album/Movie/Show title)                     'David Lee Roth - the Best'
'TBPM' (BPM (beats per minute))                     '123'
'TCOM' (Composer)                                   'Irving Caesar/Leonello Casucci/Roger Graham/Spencer Williams'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDRC' (Recording time)                             '1985'
'TENC' (Encoded by)                                 'http://www.demons-eye.org'
'TIT2' (Title/songname/content description)         "Just A Gigolo (I Ain't Got Nobody)"
'TKEY' (Initial key)                                '4B'
'TPE1' (Lead performer(s)/Soloist(s))               'David Lee Roth'
'TPE2' (Band/orchestra/accompaniment)               'David Lee Roth'
'TPUB' (Publisher)                                  'Rhino/WEA'
'TRCK' (Track number/Position in set)               '16'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['classic rock', '80s', 'hair metal', 'hard rock', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.10 dB'
'TXXX:replaygain_track_peak'                        '0.346482'
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='http://www.demons-eye.org')

========================== row from database ==========================
                                              'id'  1512416
                                            'path'  /data/Music/Bulk/00poprockelectronic/1985 complete/083 David Lee Roth - Just A Gigolo (I Ain_t Got Nobody).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  283
                                           'genre'  rock-unsorted
                                        'filesize'  11332657
                                           'mtime'  1620389094
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1985 complete 083 Ain_t rock unsorted
                                      'tag_artist'  David Lee Roth
                                     'tag_release'  David Lee Roth - the Best
                                       'tag_title'  Just A Gigolo (I Ain't Got Nobody)
                                             'bpm'  123.0
                                    'search_title'  'a':2 'ain':6 'aint':8 'gigolo':3 'got':9 'i':4,5 'just':1 'nobody':10,11 't':7
                                   'search_artist'  'david':1 'lee':2 'roth':3
                                  'search_release'  'best':5 'david':1 'lee':2 'roth':3 'the':4
                                     'search_rest'  '00poprockelectronic':1 '1985':2 'ain':4 'complete':3 'rock':6 't':5 'unsorted':7
                                    'search_combo'  '00poprockelectronic':20 '1985':21 'a':2A 'ain':6A,23 'aint':8A 'best':19C 'complete':22 'david':12B,15C 'gigolo':3A 'got':9A 'i':4A,5A 'just':1A 'lee':13B,16C 'nobody':10A,11A 'rock':25 'roth':14B,17C 't':7A,24 'the':18C 'unsorted':26
                                    'tag_tracknum'  16
                                      'num_images'  0
                                             'key'  4B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['classic rock', '80s', 'hair metal', 'hard rock', 'rock']
                                        'tag_date'  1985
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620389094.1243243  (2021-05-07 14:04:54)
                             'size'  11332657