======================== unified (from filesystem) ========================
                                         'bitrate'  '220.765'
                                        'duration'  '193'
                                          'artist'  'Black Moth Super Rainbow'
                                     'text_people'  ''
                                         'release'  'Eating Us'
                                           'title'  'Tooth Decay'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'post rock', 'electronic', 'experimental', 'psychedelic']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '98.4'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:http://www.cdtag.com:\x02\x00Ü\x1cí\x00'      PRIV(owner='http://www.cdtag.com', data=b'\x02\x00\xdc\x1c\xed\x00')
'TALB' (Album/Movie/Show title)                     'Eating Us'
'TBPM' (BPM (beats per minute))                     '98.4'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '2009-05-26'
'TIT2' (Title/songname/content description)         'Tooth Decay'
'TKEY' (Initial key)                                '11A'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'Black Moth Super Rainbow'
'TPUB' (Publisher)                                  'Memphis Industries'
'TRCK' (Track number/Position in set)               '6'
'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:Release type'                                 'Advance'
'TXXX:Rip date'                                     '2009-04-14'
'TXXX:Source'                                       'CD (LP)'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['indie', 'post rock', 'electronic', 'experimental', 'psychedelic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.89 dB'
'TXXX:replaygain_track_peak'                        '0.355872'

========================== row from database ==========================
                                              'id'  1368426
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/Black Moth Super Rainbow - Eating Us 2009/06 - Tooth Decay.mp3
                                         'working'  None
                                         'bitrate'  220
                                    'duration_sec'  193
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  5340733
                                           'mtime'  1637330290
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock 2009 06 ifs songwriter indie rock
                                      'tag_artist'  Black Moth Super Rainbow
                                     'tag_release'  Eating Us
                                       'tag_title'  Tooth Decay
                                             'bpm'  98.4
                                    'search_title'  'decay':2 'tooth':1
                                   'search_artist'  'black':1 'moth':2 'rainbow':4 'super':3
                                  'search_release'  'eating':1 'us':2
                                     'search_rest'  '00poprockelectronic':1 '2009':4 'ifs':5 'indie':7 'indierock':3 'poprock':2 'rock':8 'songwriter':6
                                    'search_combo'  '00poprockelectronic':9 '2009':12 'black':3B 'decay':2A 'eating':7C 'ifs':13 'indie':15 'indierock':11 'moth':4B 'poprock':10 'rainbow':6B 'rock':16 'songwriter':14 'super':5B 'tooth':1A 'us':8C
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'post rock', 'electronic', 'experimental', 'psychedelic']
                                        'tag_date'  2009
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1637330290.3009331  (2021-11-19 14:58:10)
                             'size'  5340733