======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '5401'
                                          'artist'  'Braincell'
                                     'text_people'  'Boom Festival Radio'
                                         'release'  'Dance Temple - EP 26 - Boom Festival 2016'
                                           'title'  'Braincell - Live at the Dance Temple - Boom Festival 2016'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-4', 'q-syn-4', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'Q-DRUMS-4', 'q-chart-2', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['psytrance', 'psychedelic trance', 'techno', 'trance']"
                                     'discogstags'  "['techno', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'electronic-th-trance-goa or psy'
                                             'bpm'  '145.1'
                                             'key'  '6A'
                                        '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)                     'Dance Temple - EP 26 - Boom Festival 2016'
'TBPM' (BPM (beats per minute))                     '145.1'
'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)         'Braincell - Live at the Dance Temple - Boom Festival 2016'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Boom Festival Radio'
'TPE2' (Band/orchestra/accompaniment)               'Braincell'
'TPOS' (Part of a set)                              '26'
'TXXX:Q-DRUMS'                                      '4'
'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:discogstags'                                  ['techno', 'electronic']
'TXXX:lastfmtags'                                   ['psytrance', 'psychedelic trance', 'techno', 'trance']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.17 dB'
'TXXX:replaygain_track_peak'                        '0.706500'

========================== row from database ==========================
                                              'id'  949458
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/soundcloud/Boom Festival/2016/Dance Temple/Braincell - Dance Temple 26 - Boom Festival 2016-315217875.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  5401
                                           'genre'  electronic-th-trance-goa or psy
                                        'filesize'  130171887
                                           'mtime'  1620559045
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm soundcloud 315217875 electronic trance goa or psy
                                      'tag_artist'  Braincell
                                     'tag_release'  Dance Temple - EP 26 - Boom Festival 2016
                                       'tag_title'  Braincell - Live at the Dance Temple - Boom Festival 2016
                                             'bpm'  145.1
                                    'search_title'  '2016':9 'at':3 'boom':7 'braincell':1 'dance':5 'festival':8 'live':2 'temple':6 'the':4
                                   'search_artist'  'braincell':1
                                  'search_release'  '2016':7 '26':4 'boom':5 'dance':1 'ep':3 'festival':6 'temple':2
                                     'search_rest'  '315217875':2 'electronic':3 'goa':5 'or':6 'psy':7 'soundcloud':1 'trance':4
                                    'search_combo'  '2016':9A,17C '26':14C '315217875':19 'at':3A 'boom':7A,15C 'braincell':1A,10B 'dance':5A,11C 'electronic':20 'ep':13C 'festival':8A,16C 'goa':22 'live':2A 'or':23 'psy':24 'soundcloud':18 'temple':6A,12C 'the':4A 'trance':21
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['psytrance', 'psychedelic trance', 'techno', 'trance']
                                        'tag_date'  2016
                                     'discogstags'  ['techno', 'electronic']

============================== file details ==============================
                                           'mtime'  1620559045.308711  (2021-05-09 13:17:25)
                             'size'  130171887