======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '82'
                                          'artist'  'Dick Catan and the Losers Combo'
                                     'text_people'  ''
                                         'release'  "Cool and Strange Music Magazine's Thrift Shop"
                                           'title'  "I'm Sassy But Classy (Intro)"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-2', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '120.0'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     "Cool and Strange Music Magazine's Thrift Shop"
'TBPM' (BPM (beats per minute))                     '120.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         "I'm Sassy But Classy (Intro)"
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dick Catan and the Losers Combo'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '01'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.14 dB'
'TXXX:replaygain_track_peak'                        '0.386014'

========================== row from database ==========================
                                              'id'  395685
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/mp3 [192k]/01_-_Dick_Catan_and_the_Losers_Combo_-_I_m_Sassy_But_Classy_Intro.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  82
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  2666612
                                           'mtime'  1622801191
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm mp3 [192k] 01_ _Dick_Catan_and_the_Losers_Combo_ _I_m_Sassy_But_Classy_Intro electronic experimental oddness
                                      'tag_artist'  Dick Catan and the Losers Combo
                                     'tag_release'  Cool and Strange Music Magazine's Thrift Shop
                                       'tag_title'  I'm Sassy But Classy (Intro)
                                             'bpm'  120.0
                                    'search_title'  'but':5 'classy':6 'i':1 'im':3 'intro':7,8 'm':2 'sassy':4
                                   'search_artist'  'and':3 'catan':2 'combo':6 'dick':1 'losers':5 'the':4
                                  'search_release'  'and':2 'cool':1 'magazine':5 'magazines':7 'music':4 's':6 'shop':9 'strange':3 'thrift':8
                                     'search_rest'  '01':4 '192k':2,3 'and':7 'but':14 'catan':6 'classy':15 'combo':10 'dick':5 'electronic':17 'experimental':18 'i':11 'intro':16 'losers':9 'm':12 'mp3':1 'oddness':19 'sassy':13 'the':8
                                    'search_combo'  '01':27 '192k':25,26 'and':11B,16C,30 'but':5A,37 'catan':10B,29 'classy':6A,38 'combo':14B,33 'cool':15C 'dick':9B,28 'electronic':40 'experimental':41 'i':1A,34 'im':3A 'intro':7A,8A,39 'losers':13B,32 'm':2A,35 'magazine':19C 'magazines':21C 'mp3':24 'music':18C 'oddness':42 's':20C 'sassy':4A,36 'shop':23C 'strange':17C 'the':12B,31 'thrift':22C
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-3', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622801191.4442153  (2021-06-04 12:06:31)
                             'size'  2666612