======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '460'
                                          'artist'  'Julian Jeweil'
                                     'text_people'  ''
                                         'release'  'Air Conditionn  Incl Umek Remix-(SKRPT01R) Vinyl'
                                           'title'  'Air Conditionn (Umek Remix)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['minimal techno', 'progressive house', 'techno', 'electronic', 'minimal']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '129.813'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 0000041E 00000392 00005510'
'COMM:iTunNORM:eng'                                 (' 0000041E 00000392 00005510 0000253B 0004AAD4 00049C0B 00007900 00007CD8 '
 '00016C88 0006E488')
'TALB' (Album/Movie/Show title)                     'Air Conditionn  Incl Umek Remix-(SKRPT01R) Vinyl'
'TBPM' (BPM (beats per minute))                     '129.813'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Air Conditionn (Umek Remix)'
'TKEY' (Initial key)                                '8A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Julian Jeweil'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '2'
'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'                                   ['minimal techno', 'progressive house', 'techno', 'electronic', 'minimal']
'TXXX:q-bass'                                       '3'
'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'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.19 dB'
'TXXX:replaygain_track_peak'                        '0.689677'

========================== row from database ==========================
                                              'id'  1361071
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/julian jeweil - air conditionée (umek remix).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  460
                                           'genre'  electronic-th-techno
                                        'filesize'  7376896
                                           'mtime'  1620573156
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] julian jeweil air conditionée (umek remix) electronic th techno
                                      'tag_artist'  Julian Jeweil
                                     'tag_release'  Air Conditionn  Incl Umek Remix-(SKRPT01R) Vinyl
                                       'tag_title'  Air Conditionn (Umek Remix)
                                             'bpm'  129.813
                                    'search_title'  'air':1 'conditionn':2 'remix':5,6 'umek':3,4
                                   'search_artist'  'jeweil':2 'julian':1
                                  'search_release'  'air':1 'conditionn':2 'incl':3 'remix':5 'remixskrpt01r':7 'skrpt01r':6 'umek':4 'vinyl':8
                                     'search_rest'  '00poprockelectronic':1 'air':9 'conditionee':10,11 'electronic':16 'files':5,6 'jeweil':8 'julian':7 'loose':3,4 'remix':14,15 'techno':18 'th':17 'umek':12,13 'unsorted':2
                                    'search_combo'  '00poprockelectronic':17 'air':1A,9C,25 'conditionee':26,27 'conditionn':2A,10C 'electronic':32 'files':21,22 'incl':11C 'jeweil':8B,24 'julian':7B,23 'loose':19,20 'remix':5A,6A,13C,30,31 'remixskrpt01r':15C 'skrpt01r':14C 'techno':34 'th':33 'umek':3A,4A,12C,28,29 'unsorted':18 'vinyl':16C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['minimal techno', 'progressive house', 'techno', 'electronic', 'minimal']
                                        'tag_date'  2007
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620573156.0660799  (2021-05-09 17:12:36)
                             'size'  7376896