======================== unified (from filesystem) ========================
                                         'bitrate'  '223.242'
                                        'duration'  '213'
                                          'artist'  'Hurts'
                                     'text_people'  ''
                                         'release'  'Happiness'
                                           'title'  'Better Than Love'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['new wave', 'visual kei', 'electronic', 'british', 'synthpop']"
                                     'discogstags'  "['electronic', 'pop', 'synth-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'electronic-we-electropop or synthpop'
                                             'bpm'  '131.841'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Happiness'
'TBPM' (BPM (beats per minute))                     '131.841'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electropop or synthpop'
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Better Than Love'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Hurts'
'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', 'pop', 'synth-pop']
'TXXX:lastfmtags'                                   ['new wave', 'visual kei', 'electronic', 'british', 'synthpop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.25 dB'
'TXXX:replaygain_track_peak'                        '0.422090'

========================== row from database ==========================
                                              'id'  1331761
                                            'path'  /data/Music/Bulk/00poprockelectronic/00electro-electropop-synthpop/Hurts/08-hurts_-_better_than_love-ysp.mp3
                                         'working'  None
                                         'bitrate'  223
                                    'duration_sec'  213
                                           'genre'  electronic-we-electropop or synthpop
                                        'filesize'  5953499
                                           'mtime'  1628353833
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00electro electropop synthpop 08 hurts_ _better_than_love ysp electronic we electropop or synthpop
                                      'tag_artist'  Hurts
                                     'tag_release'  Happiness
                                       'tag_title'  Better Than Love
                                             'bpm'  131.841
                                    'search_title'  'better':1 'love':3 'than':2
                                   'search_artist'  'hurts':1
                                  'search_release'  'happiness':1
                                     'search_rest'  '00electro':2 '00poprockelectronic':1 'better':6 'electronic':10 'electropop':3 'hurts':5 'love':8 'or':12 'synthpop':4 'than':7 'we':11 'ysp':9
                                    'search_combo'  '00electro':7 '00poprockelectronic':6 'better':1A,11 'electronic':15 'electropop':8 'happiness':5C 'hurts':4B,10 'love':3A,13 'or':17 'synthpop':9 'than':2A,12 'we':16 'ysp':14
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-3', 'q-syn-3', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['new wave', 'visual kei', 'electronic', 'british', 'synthpop']
                                        'tag_date'  2010
                                     'discogstags'  ['electronic', 'pop', 'synth-pop']

============================== file details ==============================
                                           'mtime'  1628353833.0236506  (2021-08-07 18:30:33)
                             'size'  5953499