======================== unified (from filesystem) ========================
                                         'bitrate'  '202.938'
                                        'duration'  '262'
                                          'artist'  'Culture Club'
                                     'text_people'  ''
                                         'release'  'The Must-Have Hits'
                                           'title'  'Do You Really Want To Hurt Me'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', "
 "'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', "
 "'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-3']")
                                      'lastfmtags'  "['80s', 'new wave', 'synth pop', 'british', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance;set-pl-zomg80s;set-pl-billboard'
                                             'bpm'  '100.356'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Must-Have Hits'
'TBPM' (BPM (beats per minute))                     '100.356'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio-dance', 'set-pl-zomg80s', 'set-pl-billboard']
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Do You Really Want To Hurt Me'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Culture Club'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '18'
'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', 'british', 'pop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.89 dB'
'TXXX:replaygain_track_peak'                        '0.547249'

========================== row from database ==========================
                                              'id'  1284819
                                            'path'  /data/Music/Bulk/00poprockelectronic/80s_-_The_Must-Have_Hits-2006/18-culture_club_-_do_you_really_want_to_hurt_me-ysp.mp3
                                         'working'  None
                                         'bitrate'  202
                                    'duration_sec'  262
                                           'genre'  electronic-generic or radio-dance;set-pl-zomg80s;set-pl-billboard
                                        'filesize'  6668176
                                           'mtime'  1620384816
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 80s_ _The_Must Have_Hits 2006 18 culture_club_ _do_you_really_want_to_hurt_me ysp electronic generic or radio dance;set pl zomg80s;set pl billboard
                                      'tag_artist'  Culture Club
                                     'tag_release'  The Must-Have Hits
                                       'tag_title'  Do You Really Want To Hurt Me
                                             'bpm'  100.356
                                    'search_title'  'do':1 'hurt':6 'me':7 'really':3 'to':5 'want':4 'you':2
                                   'search_artist'  'club':2 'culture':1
                                  'search_release'  'have':3 'hits':5 'must':2 'musthave':4 'the':1
                                     'search_rest'  '00poprockelectronic':1 '18':8 '2006':7 '80s':2 'billboard':32 'club':10 'culture':9 'dance':23,25 'do':11 'electronic':19 'generic':20 'have':5 'hits':6 'hurt':16 'me':17 'must':4 'or':21 'pl':27 'radio':22 'really':13 'set':24,26,29,31 'the':3 'to':15 'want':14 'you':12 'ysp':18 'zomg80s':28,30
                                    'search_combo'  '00poprockelectronic':15 '18':22 '2006':21 '80s':16 'billboard':46 'club':9B,24 'culture':8B,23 'dance':37,39 'do':1A,25 'electronic':33 'generic':34 'have':12C,19 'hits':14C,20 'hurt':6A,30 'me':7A,31 'must':11C,18 'musthave':13C 'or':35 'pl':41 'radio':36 'really':3A,27 'set':38,40,43,45 'the':10C,17 'to':5A,29 'want':4A,28 'you':2A,26 'ysp':32 'zomg80s':42,44
                                    'tag_tracknum'  18
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-3', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'synth pop', 'british', 'pop']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620384816.2142823  (2021-05-07 12:53:36)
                             'size'  6668176