======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '820'
                                          'artist'  'Klaus Schulze'
                                     'text_people'  ''
                                         'release'  'Progsoup 31'
                                           'title'  'Stardancer'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['electronica', 'krautrock', 'earwaves', 'ambient', 'electronic', "
 "'experimental']")
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '52'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '89.691'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Progsoup 31'
'TBPM' (BPM (beats per minute))                     '89.691'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Stardancer'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Klaus Schulze'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '52'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica',
 'krautrock',
 'earwaves',
 'ambient',
 'electronic',
 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.92 dB'
'TXXX:replaygain_track_peak'                        '0.738847'

========================== row from database ==========================
                                              'id'  1413053
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 31 (krautsoup)/1817 klaus schulze - stardancer.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  820
                                           'genre'  rock-cppex-progressive
                                        'filesize'  13137969
                                           'mtime'  1620737149
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup (krautsoup) 1817 klaus schulze stardancer rock cppex progressive
                                      'tag_artist'  Klaus Schulze
                                     'tag_release'  Progsoup 31
                                       'tag_title'  Stardancer
                                             'bpm'  89.691
                                    'search_title'  'stardancer':1
                                   'search_artist'  'klaus':1 'schulze':2
                                  'search_release'  '31':2 'progsoup':1
                                     'search_rest'  '1817':5 'classicprogpsy':1 'cppex':10 'klaus':6 'krautsoup':3,4 'progressive':11 'progsoup':2 'rock':9 'schulze':7 'stardancer':8
                                    'search_combo'  '1817':10 '31':5C 'classicprogpsy':6 'cppex':15 'klaus':2B,11 'krautsoup':8,9 'progressive':16 'progsoup':4C,7 'rock':14 'schulze':3B,12 'stardancer':1A,13
                                    'tag_tracknum'  52
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'krautrock', 'earwaves', 'ambient', 'electronic', 'experimental']
                                        'tag_date'  2007
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620737149.3681405  (2021-05-11 14:45:49)
                             'size'  13137969