======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '316'
                                          'artist'  'Celestial Season'
                                     'text_people'  ''
                                         'release'  'Songs from the Second Floor'
                                           'title'  'Watching the Fuss'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-2', "
 "'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['death doom metal', 'stoner rock', 'stoner metal', 'doom metal', 'metal']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '4'
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '86.327'
                                             'key'  '6B'
                                        'acoustid'  '15498ee0-ecd1-41e0-951a-f954e3d41b77'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Songs from the Second Floor'
'TBPM' (BPM (beats per minute))                     '86.327'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDOR' (Original release time)                      '2001'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Watching the Fuss'
'TKEY' (Initial key)                                '6B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Celestial Season'
'TPE2' (Band/orchestra/accompaniment)               'Celestial Season'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Drunken Maria Records'
'TRCK' (Track number/Position in set)               '3/4'
'TSO2'                                              'Celestial Season'
'TSOP' (Performer sort order)                       'Celestial Season'
'TXXX:Acoustid Id'                                  '15498ee0-ecd1-41e0-951a-f954e3d41b77'
'TXXX:Artists'                                      'Celestial Season'
'TXXX:CATALOGNUMBER'                                'DMR 785-2'
'TXXX:MusicBrainz Album Artist Id'                  'a4834f89-5224-4dca-a510-9f547a363da7'
'TXXX:MusicBrainz Album Id'                         '5ccc3d05-b386-4e18-aa0f-14eb493679d0'
'TXXX:MusicBrainz Album Release Country'            'NL'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'ep'
'TXXX:MusicBrainz Artist Id'                        'a4834f89-5224-4dca-a510-9f547a363da7'
'TXXX:MusicBrainz Release Group Id'                 'd410be50-7a84-4ba9-84ea-056db5a414f1'
'TXXX:MusicBrainz Release Track Id'                 'f17006ee-89c2-338e-9b51-d38366c6a5e1'
'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'                                   ['death doom metal', 'stoner rock', 'stoner metal', 'doom metal', 'metal']
'TXXX:originalyear'                                 '2001'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.52 dB'
'TXXX:replaygain_track_peak'                        '0.388163'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ca92dcca-bddb-4eec-9c44-3a78e71f6608')

========================== row from database ==========================
                                              'id'  1348632
                                            'path'  /data/Music/Bulk/00poprockelectronic/Celestial Season/celestial_season-2ndfloorEP-03-watching_the_fuss.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  316
                                           'genre'  rock-unsorted
                                        'filesize'  7603471
                                           'mtime'  1620389466
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic celestial_season 2ndfloorEP 03 watching_the_fuss rock unsorted
                                      'tag_artist'  Celestial Season
                                     'tag_release'  Songs from the Second Floor
                                       'tag_title'  Watching the Fuss
                                             'bpm'  86.327
                                    'search_title'  'fuss':3 'the':2 'watching':1
                                   'search_artist'  'celestial':1 'season':2
                                  'search_release'  'floor':5 'from':2 'second':4 'songs':1 'the':3
                                     'search_rest'  '00poprockelectronic':1 '2ndfloor':10 '2ndfloorep':4 'celestial':2 'ep':11 'fuss':7 'rock':8 'season':3 'the':6 'unsorted':9 'watching':5
                                    'search_combo'  '00poprockelectronic':11 '2ndfloor':20 '2ndfloorep':14 'celestial':4B,12 'ep':21 'floor':10C 'from':7C 'fuss':3A,17 'rock':18 'season':5B,13 'second':9C 'songs':6C 'the':2A,8C,16 'unsorted':19 'watching':1A,15
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['death doom metal', 'stoner rock', 'stoner metal', 'doom metal', 'metal']
                                        'tag_date'  2001
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620389465.8772879  (2021-05-07 14:11:05)
                             'size'  7603471