======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '305'
                                          'artist'  'I-F'
                                     'text_people'  ''
                                         'release'  'CBS Top 100 2005 Edition'
                                           'title'  'Secret Desire'
                                           'quals'  ("['Q-HAP-4', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronica', 'dance', 'electro', 'electronic', 'idm']"
                                     'discogstags'  "['techno', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '37'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '89.572'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'CBS Top 100 2005 Edition'
'TBPM' (BPM (beats per minute))                     '89.572'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Secret Desire'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'I-F'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '37'
'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'                                  ['techno', 'electronic']
'TXXX:lastfmtags'                                   ['electronica', 'dance', 'electro', 'electronic', 'idm']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.65 dB'
'TXXX:replaygain_track_peak'                        '0.579570'

========================== row from database ==========================
                                              'id'  1421016
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00disco-italo/CBS TOP 100 2005/037 - I-F - Secret Desire (Viewlexx V-002) www.viewlexx.net - 073.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  305
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  7335711
                                           'mtime'  1620608161
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00disco italo TOP 037 (Viewlexx V 002) www.viewlexx.net 073 electronic we disco or italo
                                      'tag_artist'  I-F
                                     'tag_release'  CBS Top 100 2005 Edition
                                       'tag_title'  Secret Desire
                                             'bpm'  89.572
                                    'search_title'  'desire':2 'secret':1
                                   'search_artist'  'f':2 'i':1 'if':3
                                  'search_release'  '100':3 '2005':4 'cbs':1 'edition':5 'top':2
                                     'search_rest'  '002':10,11 '00disco':4 '00poprockelectronic':1 'disco':3 'electronic':16 'italo':5 'net':14 'or':18 'top':6 'v':9 'viewlexx':7,8,13 'waves':2 'we':17 'www':12 'wwwviewlexxnet':15
                                    'search_combo'  '002':20,21 '00disco':14 '00poprockelectronic':11 '100':8C '2005':9C 'cbs':6C 'desire':2A 'disco':13 'edition':10C 'electronic':26 'f':4B 'i':3B 'if':5B 'italo':15 'net':24 'or':28 'secret':1A 'top':7C,16 'v':19 'viewlexx':17,18,23 'waves':12 'we':27 'www':22 'wwwviewlexxnet':25
                                    'tag_tracknum'  37
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-1', 'Q-HAP-4', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['electronica', 'dance', 'electro', 'electronic', 'idm']
                                        'tag_date'  2005
                                     'discogstags'  ['techno', 'electronic']

============================== file details ==============================
                                           'mtime'  1620608160.6519635  (2021-05-10 02:56:00)
                             'size'  7335711