======================== unified (from filesystem) ========================
                                         'bitrate'  '106.951'
                                        'duration'  '108'
                                          'artist'  'THE GIRLFRIENDS'
                                     'text_people'  ''
                                         'release'  'Dimitri - Soul'
                                           'title'  'FOR MY SAKE'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'Q-SYN-2', 'Q-BUSY-2', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-4', "
 "'Q-CHART-2', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['60s', 'girl groups', 'finnish', 'pop', 'noise rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '105.4'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dimitri - Soul'
'TBPM' (BPM (beats per minute))                     '105.4'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TIT2' (Title/songname/content description)         'FOR MY SAKE'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'THE GIRLFRIENDS'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf58.45.100'
'TXXX:Q-BUSY'                                       '2'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['60s', 'girl groups', 'finnish', 'pop', 'noise rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.70 dB'
'TXXX:replaygain_track_peak'                        '0.543523'
'TXXX:youtube'                                      ' COLPIX CP-712.wmv-PvEgK_lvaPs'

========================== row from database ==========================
                                              'id'  1477277
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Dimitri/Soul/THE GIRLFRIENDS - FOR MY SAKE - COLPIX CP-712.wmv-PvEgK_lvaPs.mp3
                                         'working'  None
                                         'bitrate'  106
                                    'duration_sec'  108
                                           'genre'  funk or soul
                                        'filesize'  1457799
                                           'mtime'  1628357634
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm COLPIX CP 712.wmv PvEgK_lvaPs funk or soul
                                      'tag_artist'  THE GIRLFRIENDS
                                     'tag_release'  Dimitri - Soul
                                       'tag_title'  FOR MY SAKE
                                             'bpm'  105.4
                                    'search_title'  'for':1 'my':2 'sake':3
                                   'search_artist'  'girlfriends':2 'the':1
                                  'search_release'  'dimitri':1 'soul':2
                                     'search_rest'  '712':3 '712wmv':5 'colpix':1 'cp':2 'eg':12 'funk':8 'k':13 'lva':14 'lvaps':7 'or':9 'ps':15 'pv':11 'pvegk':6 'soul':10 'wmv':4
                                    'search_combo'  '712':10 '712wmv':12 'colpix':8 'cp':9 'dimitri':6C 'eg':19 'for':1A 'funk':15 'girlfriends':5B 'k':20 'lva':21 'lvaps':14 'my':2A 'or':16 'ps':22 'pv':18 'pvegk':13 'sake':3A 'soul':7C,17 'the':4B 'wmv':11
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-2', 'Q-SYN-2', 'q-other-2', 'Q-BUSY-2', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  ['60s', 'girl groups', 'finnish', 'pop', 'noise rock']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357634.1079373  (2021-08-07 19:33:54)
                             'size'  1457799