======================== unified (from filesystem) ========================
                                         'bitrate'  '190.692'
                                        'duration'  '189'
                                          'artist'  'Wild Cherry'
                                     'text_people'  ''
                                         'release'  'Disco Fever'
                                           'title'  'Play That Funky Music'
                                           'quals'  ("['Q-HAP-4', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-JZFKS-3', "
 "'Q-OLDST-2', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['soul', '70s', 'funky', 'rock', 'disco', 'funk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  '20'
                                            'date'  '1980'
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo;funk or soul;set-pl-billboard'
                                             'bpm'  '109.4'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'COMM:CDDB Disc ID:XXX'                             '07109914'
'TALB' (Album/Movie/Show title)                     'Disco Fever'
'TBPM' (BPM (beats per minute))                     '109.4'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-we-disco or italo', 'funk or soul', 'set-pl-billboard']
'TDRC' (Recording time)                             '1980'
'TIT2' (Title/songname/content description)         'Play That Funky Music'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Wild Cherry'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '18/20'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.80, LAME dll 3.89, VBR 3, Stereo, High quality'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['soul', '70s', 'funky', 'rock', 'disco', 'funk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.15 dB'
'TXXX:replaygain_track_peak'                        '0.374796'

========================== row from database ==========================
                                              'id'  1527984
                                            'path'  /data/Music/Bulk/00poprockelectronic/Disco 70_s 80_s/Disco Fever/Wild Cherry - 18 - Play That Funky Music.mp3
                                         'working'  None
                                         'bitrate'  190
                                    'duration_sec'  189
                                           'genre'  electronic-we-disco or italo;funk or soul;set-pl-billboard
                                        'filesize'  4518685
                                           'mtime'  1620537717
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 70_s 80_s 18 electronic we disco or italo;funk or soul;set pl billboard
                                      'tag_artist'  Wild Cherry
                                     'tag_release'  Disco Fever
                                       'tag_title'  Play That Funky Music
                                             'bpm'  109.4
                                    'search_title'  'funky':3 'music':4 'play':1 'that':2
                                   'search_artist'  'cherry':2 'wild':1
                                  'search_release'  'disco':1 'fever':2
                                     'search_rest'  '00poprockelectronic':1 '18':6 '70':2 '80':4 'billboard':20 'disco':9 'electronic':7 'funk':12,14 'italo':11,13 'or':10 'pl':19 's':3,5 'set':16,18 'soul':15,17 'we':8
                                    'search_combo'  '00poprockelectronic':9 '18':14 '70':10 '80':12 'billboard':28 'cherry':6B 'disco':7C,17 'electronic':15 'fever':8C 'funk':20,22 'funky':3A 'italo':19,21 'music':4A 'or':18 'pl':27 'play':1A 's':11,13 'set':24,26 'soul':23,25 'that':2A 'we':16 'wild':5B
                                    'tag_tracknum'  18
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-4', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['soul', '70s', 'funky', 'rock', 'disco', 'funk']
                                        'tag_date'  1980
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620537717.1163952  (2021-05-09 07:21:57)
                             'size'  4518685