======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '223'
                                          'artist'  'Starkey'
                                     'text_people'  ''
                                         'release'  'Ear Drums and Black Holes'
                                           'title'  'Numb (feat. P-Money)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-4', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['glitch', 'electronic', 'grime', 'dubstep', 'idm']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '15'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'electronic-th-ent-dubstep'
                                             'bpm'  '142.3'
                                             'key'  '6A'
                                        'acoustid'  '05c7e0e2-af88-44dc-ba8c-89c48b3ce398'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Ear Drums and Black Holes'
'TBPM' (BPM (beats per minute))                     '142.3'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-ent-dubstep'
'TDOR' (Original release time)                      '2010'
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Numb (feat. P-Money)'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Starkey'
'TPE2' (Band/orchestra/accompaniment)               'Starkey'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Planet Mu'
'TRCK' (Track number/Position in set)               '4/15'
'TSO2'                                              'Starkey'
'TSOP' (Performer sort order)                       'Starkey'
'TXXX:Acoustid Id'                                  '05c7e0e2-af88-44dc-ba8c-89c48b3ce398'
'TXXX:CATALOGNUMBER'                                'ZIQ259'
'TXXX:MusicBrainz Album Artist Id'                  'bae46981-8da8-422e-8574-9dbac11f2c7e'
'TXXX:MusicBrainz Album Id'                         '78ddc0e4-0e8c-4dc1-a0e2-3099efd2fd32'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'bae46981-8da8-422e-8574-9dbac11f2c7e'
'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:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['glitch', 'electronic', 'grime', 'dubstep', 'idm']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.47 dB'
'TXXX:replaygain_track_peak'                        '0.395081'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'863baede-7235-4f5e-a901-0da274fc9fa9')

========================== row from database ==========================
                                              'id'  646627
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Starkey-Ear_Drums_And_Black_Holes-(ZIQ259)-WEB-2010-DEF/04-starkey-numb_(feat_p-money)-def.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  223
                                           'genre'  electronic-th-ent-dubstep
                                        'filesize'  8930710
                                           'mtime'  1621637260
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Ear_Drums_And_Black_Holes (ZIQ259) WEB 2010 DEF 04 starkey numb_(feat_p money) def electronic th ent dubstep
                                      'tag_artist'  Starkey
                                     'tag_release'  Ear Drums and Black Holes
                                       'tag_title'  Numb (feat. P-Money)
                                             'bpm'  142.3
                                    'search_title'  'feat':2,3 'money':5 'numb':1 'p':4 'pmoney':6
                                   'search_artist'  'starkey':1
                                  'search_release'  'and':3 'black':4 'drums':2 'ear':1 'holes':5
                                     'search_rest'  '2010':9 'and':3 'black':4 'def':10 'drums':2 'dubstep':23 'ear':1 'electronic':20 'ent':22 'feat':13,16 'holes':5 'money':18,19 'numb':12,15 'p':14,17 'starkey':11 'th':21 'web':8 'ziq259':6,7
                                    'search_combo'  '2010':21 'and':10C,15 'black':11C,16 'def':22 'drums':9C,14 'dubstep':35 'ear':8C,13 'electronic':32 'ent':34 'feat':2A,3A,25,28 'holes':12C,17 'money':5A,30,31 'numb':1A,24,27 'p':4A,26,29 'pmoney':6A 'starkey':7B,23 'th':33 'web':20 'ziq259':18,19
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-4', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['glitch', 'electronic', 'grime', 'dubstep', 'idm']
                                        'tag_date'  2010
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621637259.5723765  (2021-05-22 00:47:39)
                             'size'  8930710