======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '162'
                                          'artist'  'Dropkick Murphys'
                                     'text_people'  ''
                                         'release'  'Face to Face vs. Dropkick Murp'
                                           'title'  '21 Guitar Salute'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['punk rock', 'irish punk', 'punk', 'irish', 'folk punk']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '130.650'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Face to Face vs. Dropkick Murp'
'TBPM' (BPM (beats per minute))                     '130.650'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         '21 Guitar Salute'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dropkick Murphys'
'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'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['punk rock', 'irish punk', 'punk', 'irish', 'folk punk']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.70 dB'
'TXXX:replaygain_track_peak'                        '0.366181'

========================== row from database ==========================
                                              'id'  1419948
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Dropkick Murphys/Dropkick Murphys & Face To Face-Split Ep Full Album 192Kbit/Dropkick Murphys - 21 Guitar Salute (Face to Face vs. Dropkick Murphys).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  162
                                           'genre'  rock-gr-punk
                                        'filesize'  3906547
                                           'mtime'  1622658963
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner & To Split Ep Full Album 192Kbit (Face Murphys) rock gr punk
                                      'tag_artist'  Dropkick Murphys
                                     'tag_release'  Face to Face vs. Dropkick Murp
                                       'tag_title'  21 Guitar Salute
                                             'bpm'  130.65
                                    'search_title'  '21':1 'guitar':2 'salute':3
                                   'search_artist'  'dropkick':1 'murphys':2
                                  'search_release'  'dropkick':5 'face':1 'murp':6 'to':2 'vs':3,4
                                     'search_rest'  '192kbit':10 'album':9 'ep':7 'face':11,12 'full':8 'garage':2 'gr':16 'murphys':13,14 'punk':1 'rock':15 'split':6 'stoner':4 'surf':3 'to':5
                                    'search_combo'  '192kbit':21 '21':1A 'album':20 'dropkick':4B,10C 'ep':18 'face':6C,22,23 'full':19 'garage':13 'gr':27 'guitar':2A 'murp':11C 'murphys':5B,24,25 'punk':12 'rock':26 'salute':3A 'split':17 'stoner':15 'surf':14 'to':7C,16 'vs':8C,9C
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['punk rock', 'irish punk', 'punk', 'irish', 'folk punk']
                                        'tag_date'  2002
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1622658962.5304492  (2021-06-02 20:36:02)
                             'size'  3906547