======================== unified (from filesystem) ========================
                                         'bitrate'  '185.742'
                                        'duration'  '338'
                                          'artist'  'Martin Solveig Feat. Dragonette'
                                     'text_people'  ''
                                         'release'  'Boys & Girls CDM'
                                           'title'  'Boys & Girls (Laidback Luke Remix)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-3', 'q-bass-1', '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-2']")
                                      'lastfmtags'  "['house', 'electronic', 'dance', 'french', 'club']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '130.903'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Boys & Girls CDM'
'TBPM' (BPM (beats per minute))                     '130.903'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2009'
'TIT2' (Title/songname/content description)         'Boys & Girls (Laidback Luke Remix)'
'TKEY' (Initial key)                                '7A'
'TLAN' (Language(s))                                'Italian'
'TPE1' (Lead performer(s)/Soloist(s))               'Martin Solveig Feat. Dragonette'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['house', 'electronic', 'dance', 'french', 'club']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-2.25 dB'
'TXXX:replaygain_track_peak'                        '0.478546'

========================== row from database ==========================
                                              'id'  1335998
                                            'path'  /data/Music/Bulk/00poprockelectronic/Martin Solveig Feat. Dragonette - Martin_Solveig_Feat._Dragonette-Boys_And_Girls-(DVS019319)-Retail_CDM-2009-iHF/03-martin_solveig_feat._dragonette-boys_and_girls_(laidback_luke_remix).mp3
                                         'working'  None
                                         'bitrate'  185
                                    'duration_sec'  338
                                           'genre'  electronic-unsorted
                                        'filesize'  7859066
                                           'mtime'  1621630179
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Martin_Solveig_Feat._Dragonette Boys_And_Girls (DVS019319) Retail_CDM 2009 iHF 03 martin_solveig_feat._dragonette boys_and_girls_(laidback_luke_remix) electronic unsorted
                                      'tag_artist'  Martin Solveig Feat. Dragonette
                                     'tag_release'  Boys & Girls CDM
                                       'tag_title'  Boys & Girls (Laidback Luke Remix)
                                             'bpm'  130.903
                                    'search_title'  'boys':1 'girls':2 'laidback':3,4 'luke':5 'remix':6,7
                                   'search_artist'  'dragonette':5 'feat':3,4 'martin':1 'solveig':2
                                  'search_release'  'boys':1 'cdm':3 'girls':2
                                     'search_rest'  '00poprockelectronic':1 '2009':17 'and':11,20,26 'boys':10,19,25 'cdm':16 'dragonette':5,9 'dvs019319':13,14 'electronic':31 'feat':4,8 'girls':12,21,27 'hf':34 'i':33 'ihf':18 'laidback':22,28 'luke':23,29 'martin':2,6 'remix':24,30 'retail':15 'solveig':3,7 'unsorted':32
                                    'search_combo'  '00poprockelectronic':16 '2009':32 'and':26,35,41 'boys':1A,13C,25,34,40 'cdm':15C,31 'dragonette':12B,20,24 'dvs019319':28,29 'electronic':46 'feat':10B,11B,19,23 'girls':2A,14C,27,36,42 'hf':49 'i':48 'ihf':33 'laidback':3A,4A,37,43 'luke':5A,38,44 'martin':8B,17,21 'remix':6A,7A,39,45 'retail':30 'solveig':9B,18,22 'unsorted':47
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', '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-1', 'q-grit-2']
                                      'lastfmtags'  ['house', 'electronic', 'dance', 'french', 'club']
                                        'tag_date'  2009
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621630178.5734637  (2021-05-21 22:49:38)
                             'size'  7859066