======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '211'
                                          'artist'  'Bonnie Raitt'
                                     'text_people'  ''
                                         'release'  'Billboard Top Pop Singles of 1'
                                           'title'  "Love Sneakin' Up"
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-UNU-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['blues rock', 'country', 'female vocalists', 'rock', 'blues', 'singer "
 "songwriter']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '83'
                                      'tracktotal'  ''
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  ('electronic-generic or '
 'radio-unsorted;ifs-songwriter-pop;ifs-songwriter-rock;set-pl-billboard')
                                             'bpm'  '94.991'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Billboard Top Pop Singles of 1'
'TBPM' (BPM (beats per minute))                     '94.991'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio-unsorted',
 'ifs-songwriter-pop',
 'ifs-songwriter-rock',
 'set-pl-billboard']
'TDRC' (Recording time)                             '1994'
'TIT2' (Title/songname/content description)         "Love Sneakin' Up"
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Bonnie Raitt'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '83'
'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:lastfmtags'                                   ['blues rock',
 'country',
 'female vocalists',
 'rock',
 'blues',
 'singer songwriter']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.45 dB'
'TXXX:replaygain_track_peak'                        '0.659055'

========================== row from database ==========================
                                              'id'  1520607
                                            'path'  /data/Music/Bulk/00poprockelectronic/Billboard/Billboard Top100/1994/094 - Bonnie Raitt - Love Sneakin_ Up.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  211
                                           'genre'  electronic-generic or radio-unsorted;ifs-songwriter-pop;ifs-songwriter-rock;set-pl-billboard
                                        'filesize'  3393805
                                           'mtime'  1642256383
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Top100 1994 094 Sneakin_ electronic generic or radio unsorted;ifs songwriter pop;ifs songwriter rock;set pl billboard
                                      'tag_artist'  Bonnie Raitt
                                     'tag_release'  Billboard Top Pop Singles of 1
                                       'tag_title'  Love Sneakin' Up
                                             'bpm'  94.991
                                    'search_title'  'love':1 'sneakin':2,3 'up':4
                                   'search_artist'  'bonnie':1 'raitt':2
                                  'search_release'  '1':6 'billboard':1 'of':5 'pop':3 'singles':4 'top':2
                                     'search_rest'  '00poprockelectronic':1 '1994':3 'billboard':23 'electronic':5 'generic':6 'ifs':10,12,15,17 'or':7 'pl':22 'pop':14,16 'radio':8 'rock':18,20 'set':19,21 'sneakin':4 'songwriter':13 'top100':2 'unsorted':9,11
                                    'search_combo'  '00poprockelectronic':13 '1':12C '1994':15 'billboard':7C,35 'bonnie':5B 'electronic':17 'generic':18 'ifs':22,24,27,29 'love':1A 'of':11C 'or':19 'pl':34 'pop':9C,26,28 'radio':20 'raitt':6B 'rock':30,32 'set':31,33 'singles':10C 'sneakin':2A,3A,16 'songwriter':25 'top':8C 'top100':14 'unsorted':21,23 'up':4A
                                    'tag_tracknum'  83
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-UNU-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']
                                      'lastfmtags'  ['blues rock', 'country', 'female vocalists', 'rock', 'blues', 'singer songwriter']
                                        'tag_date'  1994
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642256382.9500334  (2022-01-15 15:19:42)
                             'size'  3393805