======================== unified (from filesystem) ========================
                                         'bitrate'  '185.432'
                                        'duration'  '398'
                                          'artist'  'Pendulum'
                                     'text_people'  ''
                                         'release'  'Hold Your Colour'
                                           'title'  'Fasten Your Seltbelt Feat. The Freestylers'
                                           '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'  '4'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-th-breakbeat or dnb or jungle'
                                             'bpm'  '137.946'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Hold Your Colour'
'TBPM' (BPM (beats per minute))                     '137.946'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-breakbeat or dnb or jungle'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Fasten Your Seltbelt Feat. The Freestylers'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Pendulum'
'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'                                   ['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'                        '-0.05 dB'
'TXXX:replaygain_track_peak'                        '0.398594'

========================== row from database ==========================
                                              'id'  1289932
                                            'path'  /data/Music/Bulk/00poprockelectronic/Pendulum/Hold_Your_Colour-Retail/04-pendulum_-_fasten_your_seltbelt_feat._the_freestylers-boss.mp3
                                         'working'  None
                                         'bitrate'  185
                                    'duration_sec'  398
                                           'genre'  electronic-th-breakbeat or dnb or jungle
                                        'filesize'  9234327
                                           'mtime'  1621696781
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Hold_Your_Colour Retail 04 pendulum_ _fasten_your_seltbelt_feat._the_freestylers boss electronic th breakbeat or dnb or jungle
                                      'tag_artist'  Pendulum
                                     'tag_release'  Hold Your Colour
                                       'tag_title'  Fasten Your Seltbelt Feat. The Freestylers
                                             'bpm'  137.946
                                    'search_title'  'fasten':1 'feat':4,5 'freestylers':7 'seltbelt':3 'the':6 'your':2
                                   'search_artist'  'pendulum':1
                                  'search_release'  'colour':3 'hold':1 'your':2
                                     'search_rest'  '00poprockelectronic':1 'boss':19 'breakbeat':22 'colour':4 'dnb':24 'electronic':20 'fasten':7,13 'feat':10,16 'freestylers':12,18 'hold':2 'jungle':25 'or':23 'pendulum':6 'retail':5 'seltbelt':9,15 'th':21 'the':11,17 'your':3,8,14
                                    'search_combo'  '00poprockelectronic':12 'boss':30 'breakbeat':33 'colour':11C,15 'dnb':35 'electronic':31 'fasten':1A,18,24 'feat':4A,5A,21,27 'freestylers':7A,23,29 'hold':9C,13 'jungle':36 'or':34 'pendulum':8B,17 'retail':16 'seltbelt':3A,20,26 'th':32 'the':6A,22,28 'your':2A,10C,14,19,25
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  6A
                                           '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'  1621696780.5520988  (2021-05-22 17:19:40)
                             'size'  9234327