======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '460'
                                          'artist'  'Decadance'
                                     'text_people'  ''
                                         'release'  'CBS Top 100 2005 Edition'
                                           'title'  'On And On (Fears Keep On)'
                                           'quals'  ("['Q-HAP-4', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['italo disco', 'eurodance', 'new wave', 'beetroots', 'as heard on']"
                                     'discogstags'  "['electronic', 'euro house']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '83'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '104.822'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'CBS Top 100 2005 Edition'
'TBPM' (BPM (beats per minute))                     '104.822'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'On And On (Fears Keep On)'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Decadance'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '83'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'euro house']
'TXXX:lastfmtags'                                   ['italo disco', 'eurodance', 'new wave', 'beetroots', 'as heard on']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.88 dB'
'TXXX:replaygain_track_peak'                        '0.490792'

========================== row from database ==========================
                                              'id'  1421886
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00disco-italo/CBS TOP 100 2005/083 - Decadance - On And On (Fears Keep On) (Proto Ns Mix-2007A) - 036.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  460
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  11065400
                                           'mtime'  1620608260
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00disco italo TOP 083 (Proto Ns Mix 2007A) 036 electronic we disco or italo
                                      'tag_artist'  Decadance
                                     'tag_release'  CBS Top 100 2005 Edition
                                       'tag_title'  On And On (Fears Keep On)
                                             'bpm'  104.822
                                    'search_title'  'and':2 'fears':3,4 'keep':5 'on':1,6
                                   'search_artist'  'decadance':1
                                  'search_release'  '100':3 '2005':4 'cbs':1 'edition':5 'top':2
                                     'search_rest'  '00disco':4 '00poprockelectronic':1 '2007a':11,12 'disco':3 'electronic':13 'italo':5 'mix':10 'ns':9 'or':15 'proto':7,8 'top':6 'waves':2 'we':14
                                    'search_combo'  '00disco':16 '00poprockelectronic':13 '100':10C '2005':11C '2007a':23,24 'and':2A 'cbs':8C 'decadance':7B 'disco':15 'edition':12C 'electronic':25 'fears':3A,4A 'italo':17 'keep':5A 'mix':22 'ns':21 'on':1A,6A 'or':27 'proto':19,20 'top':9C,18 'waves':14 'we':26
                                    'tag_tracknum'  83
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-4', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['italo disco', 'eurodance', 'new wave', 'beetroots', 'as heard on']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic', 'euro house']

============================== file details ==============================
                                           'mtime'  1620608259.994169  (2021-05-10 02:57:39)
                             'size'  11065400