======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '357'
                                          'artist'  'Tomcraft'
                                     'text_people'  ''
                                         'release'  'Loneliness Promo Vinyl'
                                           'title'  'Loneliness (Benny Benassi Remi'
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-UNU-1', 'q-syn-3', '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-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['dance', 'trance', 'techno', 'electronic', 'house']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '130.398'
                                             'key'  '3B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Loneliness Promo Vinyl'
'TBPM' (BPM (beats per minute))                     '130.398'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Loneliness (Benny Benassi Remi'
'TKEY' (Initial key)                                '3B'
'TPE1' (Lead performer(s)/Soloist(s))               'Tomcraft'
'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'                                   ['dance', 'trance', 'techno', 'electronic', 'house']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.19 dB'
'TXXX:replaygain_track_peak'                        '0.327255'

========================== row from database ==========================
                                              'id'  1338917
                                            'path'  /data/Music/Bulk/00poprockelectronic/Benni Benassi/hypnotica/benny benassi - 16 - tomcraft_-_loneliness_(benny_benassi_re.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  357
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  8584750
                                           'mtime'  1621696112
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Benni hypnotica benny benassi 16 tomcraft_ _loneliness_(benny_benassi_re electronic generic or radio dance
                                      'tag_artist'  Tomcraft
                                     'tag_release'  Loneliness Promo Vinyl
                                       'tag_title'  Loneliness (Benny Benassi Remi
                                             'bpm'  130.398
                                    'search_title'  'benassi':4 'benny':2,3 'loneliness':1 'remi':5
                                   'search_artist'  'tomcraft':1
                                  'search_release'  'loneliness':1 'promo':2 'vinyl':3
                                     'search_rest'  '00poprockelectronic':1 'benassi':5,9,13 'benni':2 'benny':4,8,12 'dance':19 'electronic':15 'generic':16 'hypnotica':3 'loneliness':7,11 'or':17 'radio':18 're':10,14 'tomcraft':6
                                    'search_combo'  '00poprockelectronic':10 'benassi':4A,14,18,22 'benni':11 'benny':2A,3A,13,17,21 'dance':28 'electronic':24 'generic':25 'hypnotica':12 'loneliness':1A,7C,16,20 'or':26 'promo':8C 'radio':27 're':19,23 'remi':5A 'tomcraft':6B,15 'vinyl':9C
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  3B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'trance', 'techno', 'electronic', 'house']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696112.139551  (2021-05-22 17:08:32)
                             'size'  8584750