======================== unified (from filesystem) ========================
                                         'bitrate'  '112.0'
                                        'duration'  '191'
                                          'artist'  'Fun Lovin Criminals'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "Stick'em up Punk"
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-2', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['funk', 'rock', 'hip-hop', 'alternative', 'alternative rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio'
                                             'bpm'  '95.799'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '95.799'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio'
'TIT2' (Title/songname/content description)         "Stick'em up Punk"
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Fun Lovin Criminals'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['funk', 'rock', 'hip-hop', 'alternative', 'alternative rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.93 dB'
'TXXX:replaygain_track_peak'                        '0.601971'

========================== row from database ==========================
                                              'id'  1515298
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Fun Lovin Criminals -  Stick_em up Punk.mp3
                                         'working'  None
                                         'bitrate'  112
                                    'duration_sec'  191
                                           'genre'  electronic-generic or radio
                                        'filesize'  2683124
                                           'mtime'  1678462592
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] Stick_em electronic generic or radio
                                      'tag_artist'  Fun Lovin Criminals
                                     'tag_release'  None
                                       'tag_title'  Stick'em up Punk
                                             'bpm'  95.799
                                    'search_title'  'em':2 'punk':5 'stick':1 'stickem':3 'up':4
                                   'search_artist'  'criminals':3 'fun':1 'lovin':2
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'electronic':9 'em':8 'files':5,6 'generic':10 'loose':3,4 'or':11 'radio':12 'stick':7 'unsorted':2
                                    'search_combo'  '00poprockelectronic':9 'criminals':8B 'electronic':17 'em':2A,16 'files':13,14 'fun':6B 'generic':18 'loose':11,12 'lovin':7B 'or':19 'punk':5A 'radio':20 'stick':1A,15 'stickem':3A 'unsorted':10 'up':4A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-2', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-3']
                                      'lastfmtags'  ['funk', 'rock', 'hip-hop', 'alternative', 'alternative rock']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678462591.7540584  (2023-03-10 16:36:31)
                             'size'  2683124