======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '155'
                                          'artist'  'Dennis Coffey & the Lyman Woodard Trio'
                                     'text_people'  ''
                                         'release'  'Easy Instr 70s'
                                           'title'  'It’s Your Thing (wa-wa gt. fuzz-gt.)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '96.9'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 000001E9 000001E4 00000D80 00000C69 000222F7 000222F7 00002AD9 00002773 '
 '0000EA77 0002230E')
'TALB' (Album/Movie/Show title)                     'Easy Instr 70s'
'TBPM' (BPM (beats per minute))                     '96.9'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         'It’s Your Thing (wa-wa gt. fuzz-gt.)'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dennis Coffey & the Lyman Woodard Trio'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.06 dB'
'TXXX:replaygain_track_peak'                        '0.485977'

========================== row from database ==========================
                                              'id'  1524986
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/EASY Instr 70_s/Dennis Coffey & the Lyman Woodard Trio - It’s Your Thing (wa-wa gt. fuzz-gt.).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  155
                                           'genre'  funk or soul
                                        'filesize'  3741755
                                           'mtime'  1628357813
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul EASY 70_s funk or soul
                                      'tag_artist'  Dennis Coffey & the Lyman Woodard Trio
                                     'tag_release'  Easy Instr 70s
                                       'tag_title'  It’s Your Thing (wa-wa gt. fuzz-gt.)
                                             'bpm'  96.9
                                    'search_title'  'fuzz':10 'fuzzgt':12 'gt':8,9,11 'it':1 's':2 'thing':4 'wa':5,6 'wawa':7 'your':3
                                   'search_artist'  'coffey':2 'dennis':1 'lyman':4 'the':3 'trio':6 'woodard':5
                                  'search_release'  '70s':3 'easy':1 'instr':2
                                     'search_rest'  '70':5 'easy':4 'funk':2 'or':7 's':6 'soul':3 'swing':1
                                    'search_combo'  '70':26 '70s':21C 'coffey':14B 'dennis':13B 'easy':19C,25 'funk':23 'fuzz':10A 'fuzzgt':12A 'gt':8A,9A,11A 'instr':20C 'it':1A 'lyman':16B 'or':28 's':2A,27 'soul':24 'swing':22 'the':15B 'thing':4A 'trio':18B 'wa':5A,6A 'wawa':7A 'woodard':17B 'your':3A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357813.2048693  (2021-08-07 19:36:53)
                             'size'  3741755