======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '161'
                                          'artist'  'Thrice'
                                     'text_people'  ''
                                         'release'  'The Artist in the Ambulance'
                                           'title'  'Under a Killing Moon'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['emo', 'punk', 'post hardcore', 'rock', 'alternative', 'hardcore']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '14'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk-emo'
                                             'bpm'  '92'
                                             'key'  '5A'
                                        'acoustid'  '7904d94c-cb82-458c-b9c8-61f1a5ae3ff0'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'The Artist in the Ambulance'
'TBPM' (BPM (beats per minute))                     '92'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk-emo'
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003-11-25'
'TIT2' (Title/songname/content description)         'Under a Killing Moon'
'TKEY' (Initial key)                                '5A'
'TLEN' (Length)                                     '161776'
'TPE1' (Lead performer(s)/Soloist(s))               'Thrice'
'TPE2' (Band/orchestra/accompaniment)               'Thrice'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '2/14'
'TSO2'                                              'Thrice'
'TSOP' (Performer sort order)                       'Thrice'
'TXXX:ASIN'                                         'B0000CD7SG'
'TXXX:Acoustid Id'                                  '7904d94c-cb82-458c-b9c8-61f1a5ae3ff0'
'TXXX:Artists'                                      'Thrice'
'TXXX:MusicBrainz Album Artist Id'                  '244afcb7-fa9a-49b1-9aa6-0149512d1c52'
'TXXX:MusicBrainz Album Id'                         '3f796758-963c-4a21-959a-118aaa3c122f'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '244afcb7-fa9a-49b1-9aa6-0149512d1c52'
'TXXX:MusicBrainz Release Group Id'                 'ed252afa-a371-3f7e-af68-76ec850ca201'
'TXXX:MusicBrainz Release Track Id'                 '4758b3ef-5a0a-3ae5-a592-685ca1f3435b'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['emo', 'punk', 'post hardcore', 'rock', 'alternative', 'hardcore']
'TXXX:originalyear'                                 '2003'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.74 dB'
'TXXX:replaygain_track_peak'                        '0.397447'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'1d85ffc3-a311-49a3-8ede-ca9f1b7fed89')

========================== row from database ==========================
                                              'id'  1285663
                                            'path'  /data/Music/Bulk/00poprockelectronic/Thrice/The Artist in the Ambulance/02 - Thrice - Under the Killing Moon.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  161
                                           'genre'  rock-gr-punk-emo
                                        'filesize'  3945030
                                           'mtime'  1636400207
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 02 rock gr punk emo
                                      'tag_artist'  Thrice
                                     'tag_release'  The Artist in the Ambulance
                                       'tag_title'  Under a Killing Moon
                                             'bpm'  92.0
                                    'search_title'  'a':2 'killing':3 'moon':4 'under':1
                                   'search_artist'  'thrice':1
                                  'search_release'  'ambulance':4 'artist':2 'in':3 'the':1
                                     'search_rest'  '00poprockelectronic':1 'emo':5 'gr':3 'punk':4 'rock':2
                                    'search_combo'  '00poprockelectronic':10 'a':2A 'ambulance':9C 'artist':7C 'emo':14 'gr':12 'in':8C 'killing':3A 'moon':4A 'punk':13 'rock':11 'the':6C 'thrice':5B 'under':1A
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['emo', 'punk', 'post hardcore', 'rock', 'alternative', 'hardcore']
                                        'tag_date'  2003
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1636400206.7237968  (2021-11-08 20:36:46)
                             'size'  3945030