======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '109'
                                          'artist'  'Damage Done by Worms'
                                     'text_people'  ''
                                         'release'  'Evil Eyes'
                                           'title'  'Folsom Prison Blues'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
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 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['german', 'neo rockabilly', 'psychobilly', 'rockabilly']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '10'
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'rock-rockabilly or psychobilly'
                                             'bpm'  '111.948'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

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'TBPM' (BPM (beats per minute))                     '111.948'
'TCON' (Content type, a.k.a. Genre)                 'rock-rockabilly or psychobilly'
'TDOR' (Original release time)                      '1994'
'TDRC' (Recording time)                             '1994'
'TIT2' (Title/songname/content description)         'Folsom Prison Blues'
'TKEY' (Initial key)                                '9A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Damage Done by Worms'
'TPE2' (Band/orchestra/accompaniment)               'Damage Done by Worms'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Crazy Love Records'
'TRCK' (Track number/Position in set)               '6/10'
'TSO2'                                              'Damage Done by Worms'
'TSOP' (Performer sort order)                       'Damage Done by Worms'
'TXXX:BARCODE'                                      '4250019900433'
'TXXX:CATALOGNUMBER'                                'CLCD 6107'
'TXXX:MusicBrainz Album Artist Id'                  '1740b6e6-7deb-4c52-b865-fbd398752141'
'TXXX:MusicBrainz Album Id'                         'ca3921b6-ffc6-4e6a-bb59-c5f4a5fddae1'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '1740b6e6-7deb-4c52-b865-fbd398752141'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['german', 'neo rockabilly', 'psychobilly', 'rockabilly']
'TXXX:q-bass'                                       '1'
'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'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.13 dB'
'TXXX:replaygain_track_peak'                        '0.809196'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'920efa55-1b29-4a22-918e-546fbbf61170')

========================== row from database ==========================
                                              'id'  1296836
                                            'path'  /data/Music/Bulk/00poprockelectronic/musica/Damage Done By Worms/Evil Eyes [2002]/06 - Folson Prison Blues.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  109
                                           'genre'  rock-rockabilly or psychobilly
                                        'filesize'  1753870
                                           'mtime'  1620526265
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic musica By [2002] 06 Folson rock rockabilly psychobilly
                                      'tag_artist'  Damage Done by Worms
                                     'tag_release'  Evil Eyes
                                       'tag_title'  Folsom Prison Blues
                                             'bpm'  111.948
                                    'search_title'  'blues':3 'folsom':1 'prison':2
                                   'search_artist'  'by':3 'damage':1 'done':2 'worms':4
                                  'search_release'  'evil':1 'eyes':2
                                     'search_rest'  '00poprockelectronic':1 '2002':4,5 'by':3 'folson':6 'musica':2 'psychobilly':9 'rock':7 'rockabilly':8
                                    'search_combo'  '00poprockelectronic':10 '2002':13,14 'blues':3A 'by':6B,12 'damage':4B 'done':5B 'evil':8C 'eyes':9C 'folsom':1A 'folson':15 'musica':11 'prison':2A 'psychobilly':18 'rock':16 'rockabilly':17 'worms':7B
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', '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-1', 'q-grit-2']
                                      'lastfmtags'  ['german', 'neo rockabilly', 'psychobilly', 'rockabilly']
                                        'tag_date'  1994
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620526264.8038948  (2021-05-09 04:11:04)
                             'size'  1753870