======================== unified (from filesystem) ========================
                                         'bitrate'  '266.162'
                                        'duration'  '183'
                                          'artist'  'Harmonic 313'
                                     'text_people'  ''
                                         'release'  'When Machines Exceed Human Intelligence'
                                           'title'  'Battlestar'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', 'Q-OLDST-3', "
 "'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronica', 'electronic', 'dubstep', 'hip hop', 'warp']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '15'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-beats'
                                             'bpm'  '90.411'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'When Machines Exceed Human Intelligence'
'TBPM' (BPM (beats per minute))                     '90.411'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-beats'
'TDOR' (Original release time)                      '2008'
'TDRC' (Recording time)                             '2008'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'Mark Pritchard'], ['mix', 'Mark Pritchard']])
'TIT2' (Title/songname/content description)         'Battlestar'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Harmonic 313 feat. Phat Kat & eLZhi'
'TPE2' (Band/orchestra/accompaniment)               'Harmonic 313'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Warp'
'TRCK' (Track number/Position in set)               '8/15'
'TSO2'                                              'Harmonic 313'
'TSOP' (Performer sort order)                       'Harmonic 313 feat. Phat Kat & eLZhi'
'TSRC' (ISRC (international standard recording code))  'GBBPW0800168'
'TXXX:CATALOGNUMBER'                                'WARPCD175P'
'TXXX:MusicBrainz Album Artist Id'                  'fdc2a5d1-1ec4-48dc-aa6f-bb84b00672e0'
'TXXX:MusicBrainz Album Id'                         '3bd11e9b-fa03-4f67-a42f-1ec3b22cc418'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'promotion'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'fdc2a5d1-1ec4-48dc-aa6f-bb84b00672e0/f5efd0f0-7b84-4e67-8632-b07b2c50084e/717ce3f6-847a-4749-bd54-467875812dd4'
'TXXX:MusicBrainz Release Group Id'                 'e0684312-f1a0-3b7d-9f99-a9aa97879193'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'electronic', 'dubstep', 'hip hop', 'warp']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.55 dB'
'TXXX:replaygain_track_peak'                        '0.338373'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'9b206af9-bda1-4a30-b600-344014867029')

========================== row from database ==========================
                                              'id'  1408607
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/When Machines Exceed Human Intelligence (CD)/08 Battlestar (Feat. Phat Kat & Elzhi).mp3
                                         'working'  None
                                         'bitrate'  266
                                    'duration_sec'  183
                                           'genre'  electronic-generic or radio-beats
                                        'filesize'  6127065
                                           'mtime'  1620645446
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat (CD) 08 (Feat. Phat Kat & Elzhi) electronic generic or radio beats
                                      'tag_artist'  Harmonic 313
                                     'tag_release'  When Machines Exceed Human Intelligence
                                       'tag_title'  Battlestar
                                             'bpm'  90.411
                                    'search_title'  'battlestar':1
                                   'search_artist'  '313':2 'harmonic':1
                                  'search_release'  'exceed':3 'human':4 'intelligence':5 'machines':2 'when':1
                                     'search_rest'  '00poprockelectronic':1 'beats':16 'cd':5,6 'dance':3 'electronic':13 'elzhi':11,12 'feat':7,8 'generic':2 'kat':10 'or':14 'phat':9 'radio':15 'trapbeat':4
                                    'search_combo'  '00poprockelectronic':9 '313':3B 'battlestar':1A 'beats':24 'cd':13,14 'dance':11 'electronic':21 'elzhi':19,20 'exceed':6C 'feat':15,16 'generic':10 'harmonic':2B 'human':7C 'intelligence':8C 'kat':18 'machines':5C 'or':22 'phat':17 'radio':23 'trapbeat':12 'when':4C
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'electronic', 'dubstep', 'hip hop', 'warp']
                                        'tag_date'  2008
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620645446.443755  (2021-05-10 13:17:26)
                             'size'  6127065