======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '198'
                                          'artist'  'c.db.sn'
                                     'text_people'  ''
                                         'release'  'At the End of It All'
                                           'title'  'Airport [Never_Land]'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'Q-PLAY-3', 'q-bass-3', 'q-busy-2', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-4', 'q-other-3', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['idm', 'electronic', 'tympanik audio', 'experimental', 'ambient']"
                                     'discogstags'  "['glitch', 'idm', 'electronic', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '11'
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '137.013'
                                             'key'  '2A'
                                        'acoustid'  'ed0c3aa0-5eaa-4dc6-94d6-41eedfd1ec6d'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'At the End of It All'
'TBPM' (BPM (beats per minute))                     '137.013'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDOR' (Original release time)                      '2011'
'TDRC' (Recording time)                             '2011-12-13'
'TIT2' (Title/songname/content description)         'Airport [Never_Land]'
'TKEY' (Initial key)                                '2A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'c.db.sn'
'TPE2' (Band/orchestra/accompaniment)               'c.db.sn'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Tympanik Audio'
'TRCK' (Track number/Position in set)               '6/11'
'TSO2'                                              'c.db.sn'
'TSOP' (Performer sort order)                       'c.db.sn'
'TXXX:ASIN'                                         'B006R6Q2IK'
'TXXX:Acoustid Id'                                  'ed0c3aa0-5eaa-4dc6-94d6-41eedfd1ec6d'
'TXXX:BARCODE'                                      '884501650007'
'TXXX:CATALOGNUMBER'                                'TA065'
'TXXX:MusicBrainz Album Artist Id'                  'b0f0b6ab-dbc6-478e-bbfd-fdc9fa4424f2'
'TXXX:MusicBrainz Album Id'                         '2e1ee30a-1bf6-4baa-b217-db9c3d900136'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'b0f0b6ab-dbc6-478e-bbfd-fdc9fa4424f2'
'TXXX:MusicBrainz Release Group Id'                 '161abf95-de19-4349-86d5-33fea14ceccb'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['glitch', 'idm', 'electronic', 'ambient']
'TXXX:lastfmtags'                                   ['idm', 'electronic', 'tympanik audio', 'experimental', 'ambient']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.22 dB'
'TXXX:replaygain_track_peak'                        '0.492348'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'dbbeeadb-5bd2-43f8-8607-74c8537d4868')

========================== row from database ==========================
                                              'id'  252132
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/0synth_and_beat/C.DB.SN/06 airport -never_land-.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  198
                                           'genre'  electronic
                                        'filesize'  8040529
                                           'mtime'  1636912262
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 0synth_and_beat C.DB.SN 06 airport never_land electronic
                                      'tag_artist'  c.db.sn
                                     'tag_release'  At the End of It All
                                       'tag_title'  Airport [Never_Land]
                                             'bpm'  137.013
                                    'search_title'  'airport':1 'land':3,5 'never':2,4
                                   'search_artist'  'c':1 'cdbsn':4 'db':2 'sn':3
                                  'search_release'  'all':6 'at':1 'end':3 'it':5 'of':4 'the':2
                                     'search_rest'  '0synth':1 'airport':8 'and':2 'beat':3 'c':4 'cdbsn':7 'db':5 'electronic':11 'land':10 'never':9 'sn':6
                                    'search_combo'  '0synth':16 'airport':1A,23 'all':15C 'and':17 'at':10C 'beat':18 'c':6B,19 'cdbsn':9B,22 'db':7B,20 'electronic':26 'end':12C 'it':14C 'land':3A,5A,25 'never':2A,4A,24 'of':13C 'sn':8B,21 'the':11C
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-3', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['idm', 'electronic', 'tympanik audio', 'experimental', 'ambient']
                                        'tag_date'  2011
                                     'discogstags'  ['glitch', 'idm', 'electronic', 'ambient']

============================== file details ==============================
                                           'mtime'  1636912262.4951026  (2021-11-14 18:51:02)
                             'size'  8040529