======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '325'
                                          'artist'  'Matrixxman, P.O.L. Style & Vin Sol'
                                     'text_people'  ''
                                         'release'  'Dark Techno'
                                           'title'  'Power Top'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-4', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-4']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '127.044'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dark Techno'
'TBPM' (BPM (beats per minute))                     '127.044'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Power Top'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Matrixxman, P.O.L. Style & Vin Sol'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'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:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.29 dB'
'TXXX:replaygain_track_peak'                        '0.482664'

========================== row from database ==========================
                                              'id'  1283710
                                            'path'  /data/Music/Bulk/00poprockelectronic/Dark - Techno/P.O.L. Style, Vin Sol & Matrixxman - Power Top ss.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  325
                                           'genre'  electronic-th-techno
                                        'filesize'  13004403
                                           'mtime'  1620568867
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Style, ss electronic th techno
                                      'tag_artist'  Matrixxman, P.O.L. Style & Vin Sol
                                     'tag_release'  Dark Techno
                                       'tag_title'  Power Top
                                             'bpm'  127.044
                                    'search_title'  'power':1 'top':2
                                   'search_artist'  'l':5 'matrixxman':1,2 'o':4 'p':3 'pol':6 'sol':9 'style':7 'vin':8
                                  'search_release'  'dark':1 'techno':2
                                     'search_rest'  '00poprockelectronic':1 'electronic':5 'ss':4 'style':2,3 'techno':7 'th':6
                                    'search_combo'  '00poprockelectronic':14 'dark':12C 'electronic':18 'l':7B 'matrixxman':3B,4B 'o':6B 'p':5B 'pol':8B 'power':1A 'sol':11B 'ss':17 'style':9B,15,16 'techno':13C,20 'th':19 'top':2A 'vin':10B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-4', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620568867.0102816  (2021-05-09 16:01:07)
                             'size'  13004403