======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '386'
                                          'artist'  'Airplay'
                                     'text_people'  ''
                                         'release'  'Italo'
                                           'title'  'For Your Love'
                                           'quals'  ("['Q-HAP-4', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-2', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['soft rock', 'adult contemporary', 'westcoast', 'aor', 'rock']"
                                     'discogstags'  "['trance', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '117.5'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Italo'
'TBPM' (BPM (beats per minute))                     '117.5'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'For Your Love'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Airplay'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '2'
'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'                                  ['trance', 'electronic']
'TXXX:lastfmtags'                                   ['soft rock', 'adult contemporary', 'westcoast', 'aor', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.53 dB'
'TXXX:replaygain_track_peak'                        '0.407413'

========================== row from database ==========================
                                              'id'  1303730
                                            'path'  /data/Music/Bulk/00poprockelectronic/Italo/Airplay - For Your Love.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  386
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  15447687
                                           'mtime'  1620569856
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic electronic we disco italo
                                      'tag_artist'  Airplay
                                     'tag_release'  Italo
                                       'tag_title'  For Your Love
                                             'bpm'  117.5
                                    'search_title'  'for':1 'love':3 'your':2
                                   'search_artist'  'airplay':1
                                  'search_release'  'italo':1
                                     'search_rest'  '00poprockelectronic':1 'disco':4 'electronic':2 'italo':5 'we':3
                                    'search_combo'  '00poprockelectronic':6 'airplay':4B 'disco':9 'electronic':7 'for':1A 'italo':5C,10 'love':3A 'we':8 'your':2A
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  11A
                                           '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-2', 'Q-HAP-4', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['soft rock', 'adult contemporary', 'westcoast', 'aor', 'rock']
                                        'tag_date'  2004
                                     'discogstags'  ['trance', 'electronic']

============================== file details ==============================
                                           'mtime'  1620569856.4277565  (2021-05-09 16:17:36)
                             'size'  15447687