======================== unified (from filesystem) ========================
                                         'bitrate'  '243.235'
                                        'duration'  '296'
                                          'artist'  'Combustible'
                                     'text_people'  ''
                                         'release'  'Global Underground 015: Uruguay (Disc 1)'
                                           'title'  'Carnaval'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'q-syn-4', 'q-bass-2', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-chart-2', 'q-drums-4', 'q-other-2', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-4', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['progressive house']"
                                     'discogstags'  "['electronic', 'tech house']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '06'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '129.233'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Global Underground 015: Uruguay (Disc 1)'
'TBPM' (BPM (beats per minute))                     '129.233'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Carnaval'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Combustible'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '06'
'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', 'tech house']
'TXXX:lastfmtags'                                   'progressive house'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.64 dB'
'TXXX:replaygain_track_peak'                        '0.511698'

========================== row from database ==========================
                                              'id'  1354886
                                            'path'  /data/Music/Bulk/00poprockelectronic/Anti Trance Terrorists - Darren Emerson - Global Underground 015- Uruguay (2000) - V0/Disc 1/06 - Combustible - Carnaval.mp3
                                         'working'  None
                                         'bitrate'  243
                                    'duration_sec'  296
                                           'genre'  electronic-th-techno
                                        'filesize'  9028950
                                           'mtime'  1620567355
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Anti Trance Terrorists Darren Emerson (2000) V0 06 electronic th techno
                                      'tag_artist'  Combustible
                                     'tag_release'  Global Underground 015: Uruguay (Disc 1)
                                       'tag_title'  Carnaval
                                             'bpm'  129.233
                                    'search_title'  'carnaval':1
                                   'search_artist'  'combustible':1
                                  'search_release'  '015':3,4 '1':8,9 'disc':6,7 'global':1 'underground':2 'uruguay':5
                                     'search_rest'  '00poprockelectronic':1 '2000':7,8 'anti':2 'darren':5 'electronic':10 'emerson':6 'techno':12 'terrorists':4 'th':11 'trance':3 'v0':9
                                    'search_combo'  '00poprockelectronic':12 '015':5C,6C '1':10C,11C '2000':18,19 'anti':13 'carnaval':1A 'combustible':2B 'darren':16 'disc':8C,9C 'electronic':21 'emerson':17 'global':3C 'techno':23 'terrorists':15 'th':22 'trance':14 'underground':4C 'uruguay':7C 'v0':20
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-4', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['progressive house']
                                        'tag_date'  2000
                                     'discogstags'  ['electronic', 'tech house']

============================== file details ==============================
                                           'mtime'  1620567354.6586018  (2021-05-09 15:35:54)
                             'size'  9028950