======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '3599'
                                          'artist'  'Chancha Via Circuito'
                                     'text_people'  'Boom Festival Radio'
                                         'release'  'Sacred Fire - EP 01 - Boom Festival 2016'
                                           'title'  'Chancha Via Circuito - Live at the Sacred Fire - Boom Festival 2016'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'q-syn-4', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'q-play-2', 'Q-JZFKS-1', 'Q-OLDST-4', 'q-chart-2', 'q-drums-4', 'q-other-2', "
 "'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'q-mixbeat-4', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['cumbia', 'latin', 'electronic', 'experimental', 'argentina']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'electronic-th-trance-goa or psy'
                                             'bpm'  '91.8'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'Boom Festival - 11th Edition - August 11-18 2016'
'TALB' (Album/Movie/Show title)                     'Sacred Fire - EP 01 - Boom Festival 2016'
'TBPM' (BPM (beats per minute))                     '91.8'
'TCOM' (Composer)                                   'Boom Festival Radio'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-trance-goa or psy'
'TDRC' (Recording time)                             '2016'
'TENC' (Encoded by)                                 'Amadeus Pro'
'TIT2' (Title/songname/content description)         'Chancha Via Circuito - Live at the Sacred Fire - Boom Festival 2016'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Boom Festival Radio'
'TPE2' (Band/orchestra/accompaniment)               'Chancha Via Circuito'
'TPOS' (Part of a set)                              '01'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['cumbia', 'latin', 'electronic', 'experimental', 'argentina']
'TXXX:q-bass'                                       '3'
'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'                                       '2'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.23 dB'
'TXXX:replaygain_track_peak'                        '0.676124'

========================== row from database ==========================
                                              'id'  949485
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/soundcloud/Boom Festival/2016/Sacred Fire/Chancha Via Circuito - Sacred Fire 01 - Boom Festival 2016-284978543.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  3599
                                           'genre'  electronic-th-trance-goa or psy
                                        'filesize'  86893401
                                           'mtime'  1620559088
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm soundcloud 284978543 electronic trance goa or psy
                                      'tag_artist'  Chancha Via Circuito
                                     'tag_release'  Sacred Fire - EP 01 - Boom Festival 2016
                                       'tag_title'  Chancha Via Circuito - Live at the Sacred Fire - Boom Festival 2016
                                             'bpm'  91.8
                                    'search_title'  '2016':11 'at':5 'boom':9 'chancha':1 'circuito':3 'festival':10 'fire':8 'live':4 'sacred':7 'the':6 'via':2
                                   'search_artist'  'chancha':1 'circuito':3 'via':2
                                  'search_release'  '2016':6 'boom':4 'ep':3 'festival':5 'fire':2 'sacred':1
                                     'search_rest'  '284978543':2 'electronic':3 'goa':5 'or':6 'psy':7 'soundcloud':1 'trance':4
                                    'search_combo'  '2016':11A,20C '284978543':22 'at':5A 'boom':9A,18C 'chancha':1A,12B 'circuito':3A,14B 'electronic':23 'ep':17C 'festival':10A,19C 'fire':8A,16C 'goa':25 'live':4A 'or':26 'psy':27 'sacred':7A,15C 'soundcloud':21 'the':6A 'trance':24 'via':2A,13B
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-2', 'Q-OLDST-4', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-4', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['cumbia', 'latin', 'electronic', 'experimental', 'argentina']
                                        'tag_date'  2016
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620559088.1870277  (2021-05-09 13:18:08)
                             'size'  86893401