======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '391'
                                          'artist'  'Carlo Galliani'
                                     'text_people'  'electrobuzz.org'
                                         'release'  'Beat Art Records'
                                           'title'  'So de Brasil (Roby X Remix)'
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', '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-3', 'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', "
 "'q-vocals-2']")
                                     'discogstags'  "['electronic', 'minimal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '125.0'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'electrobuzz.org'
'TALB' (Album/Movie/Show title)                     'Beat Art Records'
'TBPM' (BPM (beats per minute))                     '125.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TDRC' (Recording time)                             '2013'
'TIT2' (Title/songname/content description)         'So de Brasil (Roby X Remix)'
'TKEY' (Initial key)                                '11B'
'TOAL' (Original album/movie/show title)            'electrobuzz.org'
'TOPE' (Original artist(s)/performer(s))            'electrobuzz.org'
'TPE1' (Lead performer(s)/Soloist(s))               'Carlo Galliani'
'TPUB' (Publisher)                                  'electrobuzz.org'
'TXXX:ORIGARTIST'                                   'electrobuzz.org'
'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-UNU'                                        '1'
'TXXX:WWWAUDIOFILE'                                 'electrobuzz.org'
'TXXX:WWWCOPYRIGHT'                                 'electrobuzz.org'
'TXXX:WWWPUBLISHER'                                 'electrobuzz.org'
'TXXX:discogstags'                                  ['electronic', 'minimal']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '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'                        '-2.24 dB'
'TXXX:replaygain_track_peak'                        '0.468085'

========================== row from database ==========================
                                              'id'  1327532
                                            'path'  /data/Music/Bulk/00poprockelectronic/deep house/Carlo Galliani - So de Brasil (Roby X Remix).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  391
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  15687219
                                           'mtime'  1621085290
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic deep house electronic th techno minimal deephouse
                                      'tag_artist'  Carlo Galliani
                                     'tag_release'  Beat Art Records
                                       'tag_title'  So de Brasil (Roby X Remix)
                                             'bpm'  125.0
                                    'search_title'  'brasil':3 'de':2 'remix':7,8 'roby':4,5 'so':1 'x':6
                                   'search_artist'  'carlo':1 'galliani':2
                                  'search_release'  'art':2 'beat':1 'records':3
                                     'search_rest'  '00poprockelectronic':1 'deep':2 'deephouse':8 'electronic':4 'house':3 'minimal':7 'techno':6 'th':5
                                    'search_combo'  '00poprockelectronic':14 'art':12C 'beat':11C 'brasil':3A 'carlo':9B 'de':2A 'deep':15 'deephouse':21 'electronic':17 'galliani':10B 'house':16 'minimal':20 'records':13C 'remix':7A,8A 'roby':4A,5A 'so':1A 'techno':19 'th':18 'x':6A
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', '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-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2013
                                     'discogstags'  ['electronic', 'minimal']

============================== file details ==============================
                                           'mtime'  1621085289.8716245  (2021-05-15 15:28:09)
                             'size'  15687219