======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '242'
                                          'artist'  'Chris De Burgh'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'High On Emotion'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'soft rock', 'rock', 'pop', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'rock-pop'
                                             'bpm'  '99.420'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '99.420'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'High On Emotion'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Chris De Burgh'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['80s', 'soft rock', 'rock', 'pop', 'singer songwriter']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.81 dB'
'TXXX:replaygain_track_peak'                        '0.667557'

========================== row from database ==========================
                                              'id'  1359460
                                            'path'  /data/Music/Bulk/00poprockelectronic/The Best of 70 80 & 90s - 211 Hits (6CDS)/Chris De Burgh - High On Emotion.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  242
                                           'genre'  rock-pop
                                        'filesize'  3886655
                                           'mtime'  1676052977
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic The Best of 70 80 & 90s 211 Hits (6CDS) rock pop
                                      'tag_artist'  Chris De Burgh
                                     'tag_release'  None
                                       'tag_title'  High On Emotion
                                             'bpm'  99.42
                                    'search_title'  'emotion':3 'high':1 'on':2
                                   'search_artist'  'burgh':3 'chris':1 'de':2
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 '211':8 '6cds':10,11 '70':5 '80':6 '90s':7 'best':3 'hits':9 'of':4 'pop':13 'rock':12 'the':2
                                    'search_combo'  '00poprockelectronic':7 '211':14 '6cds':16,17 '70':11 '80':12 '90s':13 'best':9 'burgh':6B 'chris':4B 'de':5B 'emotion':3A 'high':1A 'hits':15 'of':10 'on':2A 'pop':19 'rock':18 'the':8
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-2']
                                      'lastfmtags'  ['80s', 'soft rock', 'rock', 'pop', 'singer songwriter']
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1676052977.1858563  (2023-02-10 19:16:17)
                             'size'  3886655