======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '303'
                                          'artist'  'E-Z Rollers'
                                     'text_people'  ''
                                         'release'  'Sixeleven DJ Mixseries, Volume'
                                           'title'  'Tough at the Top (Origin Unkno'
                                           '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-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['drum and bass', 'electronic', 'jungle', 'drum n bass', 'dnb']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'electronic-th-breakbeat or dnb or jungle'
                                             'bpm'  '125.782'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Sixeleven DJ Mixseries, Volume'
'TBPM' (BPM (beats per minute))                     '125.782'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-th-breakbeat or dnb or jungle',
 'electronic-th-breakbeat or dnb or jungle']
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Tough at the Top (Origin Unkno'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'E-Z Rollers'
'TRCK' (Track number/Position in set)               '3'
'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'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.10 dB'
'TXXX:replaygain_track_peak'                        '0.819109'

========================== row from database ==========================
                                              'id'  1352900
                                            'path'  /data/Music/Bulk/00poprockelectronic/00dnb/E-Z Rollers/MBZ;#E-Z Rollers;#SixEleven DJ MixSeries Vol 1 - Dieselboy;#03;#Tough At The Top (Origin Unknown Remix).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  303
                                           'genre'  electronic-th-breakbeat or dnb or jungle
                                        'filesize'  4863754
                                           'mtime'  1621696520
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00dnb MBZ;#E Rollers;#SixEleven MixSeries 1 Dieselboy;#03;#Tough At The Unknown Remix) electronic breakbeat or dnb or jungle
                                      'tag_artist'  E-Z Rollers
                                     'tag_release'  Sixeleven DJ Mixseries, Volume
                                       'tag_title'  Tough at the Top (Origin Unkno
                                             'bpm'  125.782
                                    'search_title'  'at':2 'origin':5,6 'the':3 'top':4 'tough':1 'unkno':7
                                   'search_artist'  'e':1 'ez':3 'rollers':4 'z':2
                                  'search_release'  'dj':2 'mixseries':3,4 'sixeleven':1 'volume':5
                                     'search_rest'  '00dnb':2 '00poprockelectronic':1 '03':14,17 '1':12 'at':19 'breakbeat':25 'dieselboy':13,16 'dnb':27 'e':4,6 'electronic':24 'eleven':33 'jungle':28 'mbz':3,5 'mix':34 'mixseries':11 'or':26 'remix':22,23 'rollers':7,9,29,31 'series':35 'six':30,32 'sixeleven':8,10 'the':20 'tough':15,18 'unknown':21
                                    'search_combo'  '00dnb':18 '00poprockelectronic':17 '03':30,33 '1':28 'at':2A,35 'breakbeat':41 'dieselboy':29,32 'dj':13C 'dnb':43 'e':8B,20,22 'electronic':40 'eleven':49 'ez':10B 'jungle':44 'mbz':19,21 'mix':50 'mixseries':14C,15C,27 'or':42 'origin':5A,6A 'remix':38,39 'rollers':11B,23,25,45,47 'series':51 'six':46,48 'sixeleven':12C,24,26 'the':3A,36 'top':4A 'tough':1A,31,34 'unkno':7A 'unknown':37 'volume':16C 'z':9B
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['drum and bass', 'electronic', 'jungle', 'drum n bass', 'dnb']
                                        'tag_date'  1998
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696519.7999558  (2021-05-22 17:15:19)
                             'size'  4863754