======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '249'
                                          'artist'  'Ladytron'
                                     'text_people'  ''
                                         'release'  '604'
                                           'title'  'This Is Our Sound'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-4', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronica', 'electroclash', 'electronic', 'electropop', 'synthpop']"
                                     'discogstags'  "['electronic', 'electro', 'synth-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic-we-electro-electroclash;electronic-we-electropop or synthpop'
                                             'bpm'  '119.971'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     '604'
'TBPM' (BPM (beats per minute))                     '119.971'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-we-electro-electroclash',
 'electronic-we-electro-electroclash',
 'electronic-we-electropop or synthpop']
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'This Is Our Sound'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ladytron'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'electro', 'synth-pop']
'TXXX:lastfmtags'                                   ['electronica', 'electroclash', 'electronic', 'electropop', 'synthpop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.54 dB'
'TXXX:replaygain_track_peak'                        '0.365316'

========================== row from database ==========================
                                              'id'  1323218
                                            'path'  /data/Music/Bulk/00poprockelectronic/00clash/Ladytron/604/11 - This is our sound.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  249
                                           'genre'  electronic-we-electro-electroclash;electronic-we-electropop or synthpop
                                        'filesize'  5979597
                                           'mtime'  1620561146
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00clash 11 our sound electronic we electro electroclash;electronic we electropop or synthpop
                                      'tag_artist'  Ladytron
                                     'tag_release'  604
                                       'tag_title'  This Is Our Sound
                                             'bpm'  119.971
                                    'search_title'  'is':2 'our':3 'sound':4 'this':1
                                   'search_artist'  'ladytron':1
                                  'search_release'  '604':1
                                     'search_rest'  '00clash':2 '00poprockelectronic':1 'electro':7 'electroclash':8,10 'electronic':5,9,11 'electropop':12 'or':13 'our':3 'sound':4 'synthpop':14 'we':6
                                    'search_combo'  '00clash':8 '00poprockelectronic':7 '604':6C 'electro':13 'electroclash':14,16 'electronic':11,15,17 'electropop':18 'is':2A 'ladytron':5B 'or':19 'our':3A,9 'sound':4A,10 'synthpop':20 'this':1A 'we':12
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-4', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['electronica', 'electroclash', 'electronic', 'electropop', 'synthpop']
                                        'tag_date'  2001
                                     'discogstags'  ['electronic', 'electro', 'synth-pop']

============================== file details ==============================
                                           'mtime'  1620561145.5629733  (2021-05-09 13:52:25)
                             'size'  5979597