======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '920'
                                          'artist'  'Broken Penis Orchestra'
                                     'text_people'  ''
                                         'release'  'Sex & Drugs &... C20'
                                           'title'  ''
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['industrial', 'cut up', 'noise', 'experimental', 'sound collage']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '97.2'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Sex & Drugs &... C20'
'TBPM' (BPM (beats per minute))                     '97.2'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '2008'
'TKEY' (Initial key)                                '10A'
'TLEN' (Length)                                     '97391548'
'TPE1' (Lead performer(s)/Soloist(s))               'Broken Penis Orchestra'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME 32bits version 3.98 (http://www.mp3dev.org/)'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['industrial', 'cut up', 'noise', 'experimental', 'sound collage']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.47 dB'
'TXXX:replaygain_track_peak'                        '0.382164'

========================== row from database ==========================
                                              'id'  398722
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/The Broken Penis Orchestra／Dick Flick／etc  (usa)/2008 - The Broken Penis Orchestra - ...Sex & Drugs &... (Enterruption) C20 [320k]/A - Sex &.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  920
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  36818812
                                           'mtime'  1636916006
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm The Orchestra／Dick Flick／etc (usa) 2008 The ...Sex (Enterruption) [320k] A electronic experimental oddness
                                      'tag_artist'  Broken Penis Orchestra
                                     'tag_release'  Sex & Drugs &... C20
                                       'tag_title'  
                                             'bpm'  97.2
                                    'search_title'  
                                   'search_artist'  'broken':1 'orchestra':3 'penis':2
                                  'search_release'  'c20':3 'drugs':2 'sex':1
                                     'search_rest'  '2008':14 '320k':19,20 'a':21 'dick':3,5 'electronic':22 'enterruption':17,18 'etc':8,10 'experimental':23 'flick':7,9 'flicketc':11 'oddness':24 'orchestra':2,4 'orchestradick':6 'sex':15,16 'the':1 'usa':12,13
                                    'search_combo'  '2008':20 '320k':25,26 'a':27 'broken':1B 'c20':6C 'dick':9,11 'drugs':5C 'electronic':28 'enterruption':23,24 'etc':14,16 'experimental':29 'flick':13,15 'flicketc':17 'oddness':30 'orchestra':3B,8,10 'orchestradick':12 'penis':2B 'sex':4C,21,22 'the':7 'usa':18,19
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-piano-1', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['industrial', 'cut up', 'noise', 'experimental', 'sound collage']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636916006.1746697  (2021-11-14 19:53:26)
                             'size'  36818812