======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '155'
                                          'artist'  'Big Al Sears'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Great Googa Mooga'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', "
 "'q-busy-3', 'q-grit-2', 'q-play-2', 'Q-OLDST-2', 'q-chart-2', 'q-drums-3', "
 "'q-other-3', 'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['rhythm and blues']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '86.107'
                                             'key'  '3B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '86.107'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TIT2' (Title/songname/content description)         'Great Googa Mooga'
'TKEY' (Initial key)                                '3B'
'TLEN' (Length)                                     '155036'
'TMED' (Media type)                                 'DIG'
'TPE1' (Lead performer(s)/Soloist(s))               'Big Al Sears'
'TRCK' (Track number/Position in set)               '6'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   'rhythm and blues'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '+2.31 dB'
'TXXX:replaygain_track_peak'                        '0.287429'

========================== row from database ==========================
                                              'id'  1344062
                                            'path'  /data/Music/Bulk/00poprockelectronic/Clean/Big Al Sears - Great Googa Mooga.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  155
                                           'genre'  funk or soul
                                        'filesize'  3102592
                                           'mtime'  1628357928
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Clean funk or soul
                                      'tag_artist'  Big Al Sears
                                     'tag_release'  None
                                       'tag_title'  Great Googa Mooga
                                             'bpm'  86.107
                                    'search_title'  'googa':2 'great':1 'mooga':3
                                   'search_artist'  'al':2 'big':1 'sears':3
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'clean':2 'funk':3 'or':4 'soul':5
                                    'search_combo'  '00poprockelectronic':7 'al':5B 'big':4B 'clean':8 'funk':9 'googa':2A 'great':1A 'mooga':3A 'or':10 'sears':6B 'soul':11
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  3B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['rhythm and blues']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357927.9525502  (2021-08-07 19:38:47)
                             'size'  3102592