======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '367'
                                          'artist'  'RAM Trilogy'
                                     'text_people'  ''
                                         'release'  'Molten Beats'
                                           'title'  'Iron Lung'
                                           '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-4', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['drum and bass', 'drum n bass', 'jungle', 'electronic', 'dnb']"
                                     'discogstags'  "['electronic', 'drum n bass']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'electronic-th-breakbeat or dnb or jungle'
                                             'bpm'  '85.815'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Molten Beats'
'TBPM' (BPM (beats per minute))                     '85.815'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-breakbeat or dnb or jungle'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'Iron Lung'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'RAM Trilogy'
'TRCK' (Track number/Position in set)               '8'
'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', 'drum n bass']
'TXXX:lastfmtags'                                   ['drum and bass', 'drum n bass', 'jungle', 'electronic', 'dnb']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.21 dB'
'TXXX:replaygain_track_peak'                        '0.626132'

========================== row from database ==========================
                                              'id'  1368661
                                            'path'  /data/Music/Bulk/00poprockelectronic/00dnb/Ram Trilogy/ram trilogy - molten beats/08 - iron lung.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  367
                                           'genre'  electronic-th-breakbeat or dnb or jungle
                                        'filesize'  8836248
                                           'mtime'  1621696628
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00dnb Ram ram trilogy molten beats 08 iron lung electronic th breakbeat or dnb or jungle
                                      'tag_artist'  RAM Trilogy
                                     'tag_release'  Molten Beats
                                       'tag_title'  Iron Lung
                                             'bpm'  85.815
                                    'search_title'  'iron':1 'lung':2
                                   'search_artist'  'ram':1 'trilogy':2
                                  'search_release'  'beats':2 'molten':1
                                     'search_rest'  '00dnb':2 '00poprockelectronic':1 'beats':6 'breakbeat':11 'dnb':13 'electronic':9 'iron':7 'jungle':14 'lung':8 'molten':5 'or':12 'ram':3 'th':10 'trilogy':4
                                    'search_combo'  '00dnb':8 '00poprockelectronic':7 'beats':6C,12 'breakbeat':17 'dnb':19 'electronic':15 'iron':1A,13 'jungle':20 'lung':2A,14 'molten':5C,11 'or':18 'ram':3B,9 'th':16 'trilogy':4B,10
                                    'tag_tracknum'  8
                                      '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-3', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-4']
                                      'lastfmtags'  ['drum and bass', 'drum n bass', 'jungle', 'electronic', 'dnb']
                                        'tag_date'  1999
                                     'discogstags'  ['electronic', 'drum n bass']

============================== file details ==============================
                                           'mtime'  1621696628.258316  (2021-05-22 17:17:08)
                             'size'  8836248