======================== unified (from filesystem) ========================
                                         'bitrate'  '189.704'
                                        'duration'  '293'
                                          'artist'  'Pendulum'
                                     'text_people'  ''
                                         'release'  'Hold Your Colour'
                                           'title'  'Girl in the Fire'
                                           '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-1', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['electronica', 'drum and bass', 'dnb', 'electronic', 'drum n bass']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-th-breakbeat or dnb or jungle'
                                             'bpm'  '115.722'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Hold Your Colour'
'TBPM' (BPM (beats per minute))                     '115.722'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-breakbeat or dnb or jungle'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Girl in the Fire'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Pendulum'
'TRCK' (Track number/Position in set)               '7'
'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'                                   ['electronica', 'drum and bass', 'dnb', 'electronic', 'drum n bass']
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.51 dB'
'TXXX:replaygain_track_peak'                        '0.414224'

========================== row from database ==========================
                                              'id'  1306519
                                            'path'  /data/Music/Bulk/00poprockelectronic/Pendulum/Hold_Your_Colour-Retail/07-pendulum_-_girl_in_the_fire-boss.mp3
                                         'working'  None
                                         'bitrate'  189
                                    'duration_sec'  293
                                           'genre'  electronic-th-breakbeat or dnb or jungle
                                        'filesize'  6962623
                                           'mtime'  1621696785
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Hold_Your_Colour Retail 07 pendulum_ _girl_in_the_fire boss electronic breakbeat or dnb or jungle
                                      'tag_artist'  Pendulum
                                     'tag_release'  Hold Your Colour
                                       'tag_title'  Girl in the Fire
                                             'bpm'  115.722
                                    'search_title'  'fire':4 'girl':1 'in':2 'the':3
                                   'search_artist'  'pendulum':1
                                  'search_release'  'colour':3 'hold':1 'your':2
                                     'search_rest'  '00poprockelectronic':1 'boss':11 'breakbeat':13 'colour':4 'dnb':15 'electronic':12 'fire':10 'girl':7 'hold':2 'in':8 'jungle':16 'or':14 'pendulum':6 'retail':5 'the':9 'your':3
                                    'search_combo'  '00poprockelectronic':9 'boss':19 'breakbeat':21 'colour':8C,12 'dnb':23 'electronic':20 'fire':4A,18 'girl':1A,15 'hold':6C,10 'in':2A,16 'jungle':24 'or':22 'pendulum':5B,14 'retail':13 'the':3A,17 'your':7C,11
                                    'tag_tracknum'  7
                                      '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-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['electronica', 'drum and bass', 'dnb', 'electronic', 'drum n bass']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696785.2934356  (2021-05-22 17:19:45)
                             'size'  6962623