======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '232'
                                          'artist'  'Shaggy'
                                     'text_people'  ''
                                         'release'  "Greatest Hits Of The 90's CD3"
                                           'title'  'Boombastic'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-LOCALNESS-3', 'Q-HHRNBTT-2', 'Q-OLDST-3', "
 "'Q-UNU-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['rnb', 'reggae', 'dancehall', 'pop', 'hip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '1990'
                                        'comments'  ''
                                           'genre'  ('electronic-generic or radio-unsorted;hip hop or rnb or rap or '
 'turntablism;loc-style-reggae or dub or ska or dancehall-unsorted')
                                             'bpm'  '105.532'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "Greatest Hits Of The 90's CD3"
'TBPM' (BPM (beats per minute))                     '105.532'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio-unsorted',
 'hip hop or rnb or rap or turntablism',
 'loc-style-reggae or dub or ska or dancehall-unsorted']
'TDRC' (Recording time)                             '1990'
'TIT2' (Title/songname/content description)         'Boombastic'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Shaggy'
'TRCK' (Track number/Position in set)               '01'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rnb', 'reggae', 'dancehall', 'pop', 'hip hop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.47 dB'
'TXXX:replaygain_track_peak'                        '0.455252'

========================== row from database ==========================
                                              'id'  1507692
                                            'path'  /data/Music/Bulk/00poprockelectronic/90s/Greatest Hits Of The 90_s CD3 - 01 - Boombastic - Shaggy.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  232
                                           'genre'  electronic-generic or radio-unsorted;hip hop or rnb or rap or turntablism;loc-style-reggae or dub or ska or dancehall-unsorted
                                        'filesize'  9285965
                                           'mtime'  1620533366
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 90s 90_s 01 electronic generic or radio unsorted;hip hop or rnb or rap or turntablism;loc style reggae or dub or ska or dancehall unsorted
                                      'tag_artist'  Shaggy
                                     'tag_release'  Greatest Hits Of The 90's CD3
                                       'tag_title'  Boombastic
                                             'bpm'  105.532
                                    'search_title'  'boombastic':1
                                   'search_artist'  'shaggy':1
                                  'search_release'  '90':5 '90s':7 'cd3':8 'greatest':1 'hits':2 'of':3 's':6 'the':4
                                     'search_rest'  '00poprockelectronic':1 '90':3 '90s':2 'dancehall':24 'dub':22 'electronic':5 'generic':6 'hip':10,12 'hop':13 'loc':17,19 'or':7 'radio':8 'rap':15 'reggae':21 'rnb':14 's':4 'ska':23 'style':20 'turntablism':16,18 'unsorted':9,11,25
                                    'search_combo'  '00poprockelectronic':11 '90':7C,13 '90s':9C,12 'boombastic':1A 'cd3':10C 'dancehall':34 'dub':32 'electronic':15 'generic':16 'greatest':3C 'hip':20,22 'hits':4C 'hop':23 'loc':27,29 'of':5C 'or':17 'radio':18 'rap':25 'reggae':31 'rnb':24 's':8C,14 'shaggy':2B 'ska':33 'style':30 'the':6C 'turntablism':26,28 'unsorted':19,21,35
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['rnb', 'reggae', 'dancehall', 'pop', 'hip hop']
                                        'tag_date'  1990
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620533366.4274538  (2021-05-09 06:09:26)
                             'size'  9285965