======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '160'
                                          'artist'  'The Beach Boys'
                                     'text_people'  ''
                                         'release'  "Still Cruisin'"
                                           'title'  'Wipe Out (With The Fat Boys)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['surf', 'rock', 'pop', '60s', 'classic rock']"
                                     'discogstags'  "['rock', 'surf', 'rock & roll', 'pop rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-pop-surf;rock-cppex'
                                             'bpm'  '100.257'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "Still Cruisin'"
'TBPM' (BPM (beats per minute))                     '100.257'
'TCON' (Content type, a.k.a. Genre)                 ['rock-pop-surf', 'rock-cppex']
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'Wipe Out (With The Fat Boys)'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Beach Boys'
'TRCK' (Track number/Position in set)               '6'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'surf', 'rock & roll', 'pop rock']
'TXXX:lastfmtags'                                   ['surf', 'rock', 'pop', '60s', 'classic rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.15 dB'
'TXXX:replaygain_track_peak'                        '0.697002'

========================== row from database ==========================
                                              'id'  1293960
                                            'path'  /data/Music/Bulk/00poprockelectronic/The Beach Boys/MBZ;#The Beach Boys;#Still Cruisin;#06;#Wipe Out (with The Fat Boys).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  160
                                           'genre'  rock-pop-surf;rock-cppex
                                        'filesize'  2573836
                                           'mtime'  1636038771
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic MBZ;#The Boys;#Still Cruisin;#06;#Wipe (with rock pop surf;rock cppex
                                      'tag_artist'  The Beach Boys
                                     'tag_release'  Still Cruisin'
                                       'tag_title'  Wipe Out (With The Fat Boys)
                                             'bpm'  100.257
                                    'search_title'  'boys':7,8 'fat':6 'out':2 'the':5 'wipe':1 'with':3,4
                                   'search_artist'  'beach':2 'boys':3 'the':1
                                  'search_release'  'cruisin':2,3 'still':1
                                     'search_rest'  '00poprockelectronic':1 '06':11,14 'boys':6,8 'cppex':24 'cruisin':10,13 'mbz':2,4 'pop':19 'rock':18,21,23 'still':7,9 'surf':20,22 'the':3,5 'wipe':12,15 'with':16,17
                                    'search_combo'  '00poprockelectronic':15 '06':25,28 'beach':10B 'boys':7A,8A,11B,20,22 'cppex':38 'cruisin':13C,14C,24,27 'fat':6A 'mbz':16,18 'out':2A 'pop':33 'rock':32,35,37 'still':12C,21,23 'surf':34,36 'the':5A,9B,17,19 'wipe':1A,26,29 'with':3A,4A,30,31
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['surf', 'rock', 'pop', '60s', 'classic rock']
                                        'tag_date'  1965
                                     'discogstags'  ['rock', 'surf', 'rock & roll', 'pop rock']

============================== file details ==============================
                                           'mtime'  1636038770.9499538  (2021-11-04 16:12:50)
                             'size'  2573836