======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '337'
                                          'artist'  'E-Z Rollers'
                                     'text_people'  ''
                                         'release'  'Titles of the Unexpected-RETAIL'
                                           'title'  'One Crazy Diva'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['drum and bass', 'electronic', 'jungle', 'drum n bass', 'dnb']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-th-breakbeat or dnb or jungle'
                                             'bpm'  '89.099'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Titles of the Unexpected-RETAIL'
'TBPM' (BPM (beats per minute))                     '89.099'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-th-breakbeat or dnb or jungle',
 'electronic-th-breakbeat or dnb or jungle']
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'One Crazy Diva'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'E-Z Rollers'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['drum and bass', 'electronic', 'jungle', 'drum n bass', 'dnb']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.17 dB'
'TXXX:replaygain_track_peak'                        '0.485951'

========================== row from database ==========================
                                              'id'  1312772
                                            'path'  /data/Music/Bulk/00poprockelectronic/00dnb/E-Z Rollers/EZ_Rollers-Titles_of_the_unexpected-2003/cd1/cd1-04-ez_rollers-one_crazy_diva-.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  337
                                           'genre'  electronic-th-breakbeat or dnb or jungle
                                        'filesize'  8097669
                                           'mtime'  1621696515
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00dnb EZ_Rollers Titles_of_the_unexpected 2003 cd1 cd1 04 ez_rollers one_crazy_diva electronic breakbeat or dnb or jungle
                                      'tag_artist'  E-Z Rollers
                                     'tag_release'  Titles of the Unexpected-RETAIL
                                       'tag_title'  One Crazy Diva
                                             'bpm'  89.099
                                    'search_title'  'crazy':2 'diva':3 'one':1
                                   'search_artist'  'e':1 'ez':3 'rollers':4 'z':2
                                  'search_release'  'of':2 'retail':5 'the':3 'titles':1 'unexpected':4 'unexpectedretail':6
                                     'search_rest'  '00dnb':2 '00poprockelectronic':1 '2003':9 'breakbeat':15 'cd1':10 'crazy':12 'diva':13 'dnb':17 'electronic':14 'ez':3 'jungle':18 'of':6 'one':11 'or':16 'rollers':4 'the':7 'titles':5 'unexpected':8
                                    'search_combo'  '00dnb':15 '00poprockelectronic':14 '2003':22 'breakbeat':28 'cd1':23 'crazy':2A,25 'diva':3A,26 'dnb':30 'e':4B 'electronic':27 'ez':6B,16 'jungle':31 'of':9C,19 'one':1A,24 'or':29 'retail':12C 'rollers':7B,17 'the':10C,20 'titles':8C,18 'unexpected':11C,21 'unexpectedretail':13C 'z':5B
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['drum and bass', 'electronic', 'jungle', 'drum n bass', 'dnb']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696514.5285232  (2021-05-22 17:15:14)
                             'size'  8097669