======================== unified (from filesystem) ========================
                                         'bitrate'  '233.389'
                                        'duration'  '558'
                                          'artist'  'Bang on a Can All-Stars'
                                     'text_people'  ''
                                         'release'  'Classics'
                                           'title'  'Lick'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-vocals-1', 'q-mixbeat-1', "
 "'q-piano-3']")
                                      'lastfmtags'  ("['contemporary classical', 'electronic', 'julia wolfe', 'experimental', "
 "'ambient']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '7'
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '122'
                                             'key'  '8B'
                                        'acoustid'  '91ed3950-f50f-42a8-b3db-c5f688931a8e'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Classics'
'TBPM' (BPM (beats per minute))                     '122'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDOR' (Original release time)                      '2002'
'TDRC' (Recording time)                             '2013-04-22'
'TIT2' (Title/songname/content description)         'Lick'
'TKEY' (Initial key)                                '8B'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Julia Wolfe'
'TPE2' (Band/orchestra/accompaniment)               'Bang on a Can All-Stars'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Cantaloupe Music'
'TRCK' (Track number/Position in set)               '2/7'
'TSO2'                                              'Bang on a Can All-Stars'
'TSOP' (Performer sort order)                       'Wolfe, Julia'
'TXXX:Acoustid Id'                                  '91ed3950-f50f-42a8-b3db-c5f688931a8e'
'TXXX:Artists'                                      'Julia Wolfe'
'TXXX:CATALOGNUMBER'                                'CA21010'
'TXXX:DISCTOTAL'                                    '1'
'TXXX:MusicBrainz Album Artist Id'                  '656ec54e-d45f-4ff0-a751-e825a0f8aff8'
'TXXX:MusicBrainz Album Id'                         '8e77d87e-e056-46b9-924f-d8a9389c03a1'
'TXXX:MusicBrainz Album Release Country'            'XW'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '9a70051e-2a58-4aa8-8dcd-cbef11496178'
'TXXX:MusicBrainz Release Group Id'                 '0a938d44-7b71-3ffe-bb32-34597c7d570d'
'TXXX:MusicBrainz Release Track Id'                 '29b4c1b9-84df-453c-a43a-27b60b1f53a5'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:TRACKTOTAL'                                   '7'
'TXXX:lastfmtags'                                   ['contemporary classical',
 'electronic',
 'julia wolfe',
 'experimental',
 'ambient']
'TXXX:mood'                                         'Electronic/Not aggressive/Not happy/Not acoustic/Not relaxed/Not party/Not sad'
'TXXX:originalyear'                                 '2002'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '3'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+3.54 dB'
'TXXX:replaygain_track_peak'                        '0.969576'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'cceeee17-1c69-4f56-b2bb-15b4fc2e6b66')

========================== row from database ==========================
                                              'id'  1388914
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Bang on a Can Classics [V0]/02 - Julia Wolfe - Lick.mp3
                                         'working'  None
                                         'bitrate'  233
                                    'duration_sec'  558
                                           'genre'  electronic
                                        'filesize'  16325038
                                           'mtime'  1636912355
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm [V0] 02 Julia Wolfe electronic
                                      'tag_artist'  Bang on a Can All-Stars
                                     'tag_release'  Classics
                                       'tag_title'  Lick
                                             'bpm'  122.0
                                    'search_title'  'lick':1
                                   'search_artist'  'a':3 'all':5 'allstars':7 'bang':1 'can':4 'on':2 'stars':6
                                  'search_release'  'classics':1
                                     'search_rest'  'electronic':5 'julia':3 'v0':1,2 'wolfe':4
                                    'search_combo'  'a':4B 'all':6B 'allstars':8B 'bang':2B 'can':5B 'classics':9C 'electronic':14 'julia':12 'lick':1A 'on':3B 'stars':7B 'v0':10,11 'wolfe':13
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-3', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['contemporary classical', 'electronic', 'julia wolfe', 'experimental', 'ambient']
                                        'tag_date'  2013
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636912355.1014297  (2021-11-14 18:52:35)
                             'size'  16325038