======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '201'
                                          'artist'  'Methods of Mayhem'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Get Naked [Feat. Crystal Metho'
                                           'quals'  ("['Q-HAP-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-UNU-2', 'q-syn-2', "
 "'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', "
 "'q-other-2', 'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['rapcore', 'nu metal', 'alternative', 'crossover', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'eid-unsorted'
                                             'bpm'  '100.058'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '100.058'
'TCON' (Content type, a.k.a. Genre)                 'eid-unsorted'
'TIT2' (Title/songname/content description)         'Get Naked [Feat. Crystal Metho'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Methods of Mayhem'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['rapcore', 'nu metal', 'alternative', 'crossover', 'rock']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.88 dB'
'TXXX:replaygain_track_peak'                        '0.318345'

========================== row from database ==========================
                                              'id'  1290565
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Methods of Mayhem - Get Naked [Feat. Crystal Method, Fred Durst, George Clinton, Lil Kim, Tommy Lee, TiLo, MixMaster Mike].mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  201
                                           'genre'  eid-unsorted
                                        'filesize'  4835328
                                           'mtime'  1620521470
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] Method, Fred Durst, George Clinton, Lil Kim, Tommy Lee, TiLo, MixMaster Mike] eid unsorted
                                      'tag_artist'  Methods of Mayhem
                                     'tag_release'  None
                                       'tag_title'  Get Naked [Feat. Crystal Metho
                                             'bpm'  100.058
                                    'search_title'  'crystal':5 'feat':3,4 'get':1 'metho':6 'naked':2
                                   'search_artist'  'mayhem':3 'methods':1 'of':2
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'clinton':13,14 'durst':10,11 'eid':26 'files':5,6 'fred':9 'george':12 'kim':16,17 'lee':19,20 'lil':15 'lo':28,29 'loose':3,4 'master':31 'method':7,8 'mike':24,25 'mix':30 'mixmaster':23 'ti':27 'tilo':21,22 'tommy':18 'unsorted':2
                                    'search_combo'  '00poprockelectronic':10 'clinton':22,23 'crystal':5A 'durst':19,20 'eid':35 'feat':3A,4A 'files':14,15 'fred':18 'george':21 'get':1A 'kim':25,26 'lee':28,29 'lil':24 'lo':37,38 'loose':12,13 'master':40 'mayhem':9B 'metho':6A 'method':16,17 'methods':7B 'mike':33,34 'mix':39 'mixmaster':32 'naked':2A 'of':8B 'ti':36 'tilo':30,31 'tommy':27 'unsorted':11
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-1', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['rapcore', 'nu metal', 'alternative', 'crossover', 'rock']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620521469.5355766  (2021-05-09 02:51:09)
                             'size'  4835328