======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '74'
                                          'artist'  'Del Close & John Brent'
                                     'text_people'  ''
                                         'release'  'How To Speak Hip'
                                           'title'  'Basic Hip'
                                           'quals'  ("['Q-OLDST-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'q-syn-1', 'q-bass-2', 'q-busy-2', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                                      'lastfmtags'  "['humorous', 'a case of the crazies', 'comedy', 'spoken word']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'nonmusic-speech;set-pl-mor'
                                             'bpm'  '100.1'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'How To Speak Hip'
'TBPM' (BPM (beats per minute))                     '100.1'
'TCON' (Content type, a.k.a. Genre)                 ['nonmusic-speech', 'set-pl-mor', 'set-pl-mor']
'TIT2' (Title/songname/content description)         'Basic Hip'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Moog Spaceport Lounge'
'TPE2' (Band/orchestra/accompaniment)               'Del Close & John Brent'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['humorous', 'a case of the crazies', 'comedy', 'spoken word']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.50 dB'
'TXXX:replaygain_track_peak'                        '0.957099'

========================== row from database ==========================
                                              'id'  713532
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/vol 2/01 del close & john brent - basic hip.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  74
                                           'genre'  nonmusic-speech;set-pl-mor
                                        'filesize'  1193856
                                           'mtime'  1621428470
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm vol 2 01 del close john brent basic hip nonmusic speech;set pl mor
                                      'tag_artist'  Del Close & John Brent
                                     'tag_release'  How To Speak Hip
                                       'tag_title'  Basic Hip
                                             'bpm'  100.1
                                    'search_title'  'basic':1 'hip':2
                                   'search_artist'  'brent':4 'close':2 'del':1 'john':3
                                  'search_release'  'hip':4 'how':1 'speak':3 'to':2
                                     'search_rest'  '2':2 'basic':7 'brent':6 'close':4 'del':3 'hip':8 'john':5 'mor':15 'nonmusic':9 'pl':14 'set':11,13 'speech':10,12 'vol':1
                                    'search_combo'  '2':12 'basic':1A,17 'brent':6B,16 'close':4B,14 'del':3B,13 'hip':2A,10C,18 'how':7C 'john':5B,15 'mor':25 'nonmusic':19 'pl':24 'set':21,23 'speak':9C 'speech':20,22 'to':8C 'vol':11
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-1', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['humorous', 'a case of the crazies', 'comedy', 'spoken word']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621428469.9570718  (2021-05-19 14:47:49)
                             'size'  1193856