======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '278'
                                          'artist'  'Talk Talk'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "It's You"
                                           'quals'  ("['Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-3', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'synth pop', 'post rock', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'rock-pop'
                                             'bpm'  '116.992'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '116.992'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         "It's You"
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Talk Talk'
'TXXX:Mp3gain_minmax'                               '025,185'
'TXXX:Mp3gain_undo'                                 '+005,+005,N'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'synth pop', 'post rock', 'pop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.30 dB'
'TXXX:replaygain_track_peak'                        '0.441136'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'bcbd66e0-c163-469e-8f69-20650c902dd0')

========================== row from database ==========================
                                              'id'  1523260
                                            'path'  /data/Music/Bulk/00poprockelectronic/Talk Talk/It_s My Life/Talk Talk - It_s You.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  278
                                           'genre'  rock-pop
                                        'filesize'  4450986
                                           'mtime'  1620391974
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic It_s My Life It_s rock pop
                                      'tag_artist'  Talk Talk
                                     'tag_release'  None
                                       'tag_title'  It's You
                                             'bpm'  116.992
                                    'search_title'  'it':1 'its':3 's':2 'you':4
                                   'search_artist'  'talk':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'it':2 'life':5 'my':4 'pop':7 'rock':6 's':3
                                    'search_combo'  '00poprockelectronic':6 'it':1A,7 'its':3A 'life':10 'my':9 'pop':12 'rock':11 's':2A,8 'talk':5B 'you':4A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'synth pop', 'post rock', 'pop']
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620391973.5860715  (2021-05-07 14:52:53)
                             'size'  4450986