======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '400'
                                          'artist'  'A&E Dept'
                                     'text_people'  ''
                                         'release'  'maleta  acid rave'
                                           'title'  "The Rabbit's Name Was... (Original Mix)"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-GRIT-3', 'q-bass-3', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'Q-SYN-4', 'Q-BUSY-3', 'Q-PLAY-2', 'Q-CHART-2', "
 "'Q-MIXBEAT-3']")
                                      'lastfmtags'  '[\'techno\', \'acid\', \'acid techno\', \'hard techno\', "90\'s"]'
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-acid'
                                             'bpm'  '103.0'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'maleta  acid rave'
'TBPM' (BPM (beats per minute))                     '103.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-acid'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         "The Rabbit's Name Was... (Original Mix)"
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'A&E Dept'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf56.40.101'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '3'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['techno', 'acid', 'acid techno', 'hard techno', "90's"]
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.35 dB'
'TXXX:replaygain_track_peak'                        '0.688051'

========================== row from database ==========================
                                              'id'  1516887
                                            'path'  /data/Music/Bulk/00poprockelectronic/maleta__ acid rave/a&e dept - the rabbit_s name was... (original mix).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  400
                                           'genre'  electronic-th-techno-acid
                                        'filesize'  16036467
                                           'mtime'  1620573732
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic maleta__ a&e dept the rabbit_s name was... (original mix) electronic th techno
                                      'tag_artist'  A&E Dept
                                     'tag_release'  maleta  acid rave
                                       'tag_title'  The Rabbit's Name Was... (Original Mix)
                                             'bpm'  103.0
                                    'search_title'  'mix':10,11 'name':5 'original':8,9 'rabbit':2 'rabbits':4 's':3 'the':1 'was':6,7
                                   'search_artist'  'a':1 'ae':3 'dept':4 'e':2
                                  'search_release'  'acid':2 'maleta':1 'rave':3
                                     'search_rest'  '00poprockelectronic':1 'a':3 'ae':5 'dept':6 'e':4 'electronic':17 'maleta':2 'mix':15,16 'name':10 'original':13,14 'rabbit':8 's':9 'techno':19 'th':18 'the':7 'was':11,12
                                    'search_combo'  '00poprockelectronic':19 'a':12B,21 'acid':17C 'ae':14B,23 'dept':15B,24 'e':13B,22 'electronic':35 'maleta':16C,20 'mix':10A,11A,33,34 'name':5A,28 'original':8A,9A,31,32 'rabbit':2A,26 'rabbits':4A 'rave':18C 's':3A,27 'techno':37 'th':36 'the':1A,25 'was':6A,7A,29,30
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'Q-OLDST-3', 'Q-GRIT-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-4', 'q-other-1', 'Q-BUSY-3', 'Q-HAP-2', 'Q-PLAY-2', 'q-bass-3']
                                      'lastfmtags'  ['techno', 'acid', 'acid techno', 'hard techno', "90's"]
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620573732.374556  (2021-05-09 17:22:12)
                             'size'  16036467