======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '307'
                                          'artist'  'Brian Martin'
                                     'text_people'  ''
                                         'release'  'Italo'
                                           'title'  'Sex Tonight (Vocal Version)'
                                           'quals'  ("['Q-HAP-4', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-2', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['guitar', 'country', 'blues', 'indie', 'folk']"
                                     'discogstags'  "['italo-disco', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '111.9'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Italo'
'TBPM' (BPM (beats per minute))                     '111.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TIT1' (Content group description)                  ' '
'TIT2' (Title/songname/content description)         'Sex Tonight (Vocal Version)'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Brian Martin'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '8'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['italo-disco', 'electronic']
'TXXX:lastfmtags'                                   ['guitar', 'country', 'blues', 'indie', 'folk']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'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'                        '+1.28 dB'
'TXXX:replaygain_track_peak'                        '0.634498'

========================== row from database ==========================
                                              'id'  1330310
                                            'path'  /data/Music/Bulk/00poprockelectronic/Italo/Brian Martin - Sex Tonight (Vocal Version).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  307
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  4920082
                                           'mtime'  1620569910
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic electronic we disco or italo
                                      'tag_artist'  Brian Martin
                                     'tag_release'  Italo
                                       'tag_title'  Sex Tonight (Vocal Version)
                                             'bpm'  111.9
                                    'search_title'  'sex':1 'tonight':2 'version':5,6 'vocal':3,4
                                   'search_artist'  'brian':1 'martin':2
                                  'search_release'  'italo':1
                                     'search_rest'  '00poprockelectronic':1 'disco':4 'electronic':2 'italo':6 'or':5 'we':3
                                    'search_combo'  '00poprockelectronic':10 'brian':7B 'disco':13 'electronic':11 'italo':9C,15 'martin':8B 'or':14 'sex':1A 'tonight':2A 'version':5A,6A 'vocal':3A,4A 'we':12
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', '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-1', 'q-other-3', 'Q-HAP-4', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['guitar', 'country', 'blues', 'indie', 'folk']
                                        'tag_date'  
                                     'discogstags'  ['italo-disco', 'electronic']

============================== file details ==============================
                                           'mtime'  1620569910.058913  (2021-05-09 16:18:30)
                             'size'  4920082