======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '309'
                                          'artist'  'FPU'
                                     'text_people'  ''
                                         'release'  'Traxxdata'
                                           'title'  'In The Future With Machines'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronica', 'electroclash', 'electro', 'electronic', 'synthpop']"
                                     'discogstags'  "['electro', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-we-electropop or synthpop'
                                             'bpm'  '121.921'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Traxxdata'
'TBPM' (BPM (beats per minute))                     '121.921'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electropop or synthpop'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'In The Future With Machines'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'FPU'
'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'                                  ['electro', 'electronic']
'TXXX:lastfmtags'                                   ['electronica', 'electroclash', 'electro', 'electronic', 'synthpop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.23 dB'
'TXXX:replaygain_track_peak'                        '0.559341'

========================== row from database ==========================
                                              'id'  1295986
                                            'path'  /data/Music/Bulk/00poprockelectronic/00electro-electropop-synthpop/FPU/Traxxdata/04 - fpu - in the future with machines.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  309
                                           'genre'  electronic-we-electropop or synthpop
                                        'filesize'  7426324
                                           'mtime'  1628353870
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00electro electropop synthpop 04 fpu the future with machines electronic we electropop or synthpop
                                      'tag_artist'  FPU
                                     'tag_release'  Traxxdata
                                       'tag_title'  In The Future With Machines
                                             'bpm'  121.921
                                    'search_title'  'future':3 'in':1 'machines':5 'the':2 'with':4
                                   'search_artist'  'fpu':1
                                  'search_release'  'traxxdata':1
                                     'search_rest'  '00electro':2 '00poprockelectronic':1 'electronic':10 'electropop':3 'fpu':5 'future':7 'machines':9 'or':12 'synthpop':4 'the':6 'we':11 'with':8
                                    'search_combo'  '00electro':9 '00poprockelectronic':8 'electronic':17 'electropop':10 'fpu':6B,12 'future':3A,14 'in':1A 'machines':5A,16 'or':19 'synthpop':11 'the':2A,13 'traxxdata':7C 'we':18 'with':4A,15
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', '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-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'electroclash', 'electro', 'electronic', 'synthpop']
                                        'tag_date'  2003
                                     'discogstags'  ['electro', 'electronic']

============================== file details ==============================
                                           'mtime'  1628353869.6625376  (2021-08-07 18:31:09)
                             'size'  7426324