======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '234'
                                          'artist'  'Duran Duran'
                                     'text_people'  ''
                                         'release'  'Greatest'
                                           'title'  'Planet Earth (single version)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'synth pop', 'pop', 'rock']"
                                     'discogstags'  "['electronic', 'pop', 'new wave', 'synth-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '131.498'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Greatest'
'TBPM' (BPM (beats per minute))                     '131.498'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Planet Earth (single version)'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Duran Duran'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'pop', 'new wave', 'synth-pop']
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'synth pop', 'pop', 'rock']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.12 dB'
'TXXX:replaygain_track_peak'                        '0.636877'

========================== row from database ==========================
                                              'id'  1336832
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00newwave-postpunk/Duran Duran/Greatest/MBZ;#Duran Duran;#Greatest;#09;#Planet Earth (single version).mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  234
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  4693471
                                           'mtime'  1620611410
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00newwave postpunk MBZ;#Duran Duran;#Greatest;#09;#Planet electronic we new wave or post punk
                                      'tag_artist'  Duran Duran
                                     'tag_release'  Greatest
                                       'tag_title'  Planet Earth (single version)
                                             'bpm'  131.498
                                    'search_title'  'earth':2 'planet':1 'single':3,4 'version':5,6
                                   'search_artist'  'duran':1
                                  'search_release'  'greatest':1
                                     'search_rest'  '00newwave':4 '00poprockelectronic':1 '09':12,16 'disco':3 'duran':7,9,10,14 'electronic':18 'greatest':11,15 'mbz':6,8 'new':20 'or':22 'planet':13,17 'post':23 'postpunk':5 'punk':24 'wave':21 'waves':2 'we':19
                                    'search_combo'  '00newwave':12 '00poprockelectronic':9 '09':20,24 'disco':11 'duran':7B,15,17,18,22 'earth':2A 'electronic':26 'greatest':8C,19,23 'mbz':14,16 'new':28 'or':30 'planet':1A,21,25 'post':31 'postpunk':13 'punk':32 'single':3A,4A 'version':5A,6A 'wave':29 'waves':10 'we':27
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-4', 'q-syn-2', 'q-chart-4', 'q-other-1', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'synth pop', 'pop', 'rock']
                                        'tag_date'  1998
                                     'discogstags'  ['electronic', 'pop', 'new wave', 'synth-pop']

============================== file details ==============================
                                           'mtime'  1620611410.3840384  (2021-05-10 03:50:10)
                             'size'  4693471