======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '553'
                                          'artist'  'Devin Townsend'
                                     'text_people'  ''
                                         'release'  'Terria'
                                           'title'  'Tiny Tears'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-4', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['progressive rock', 'metal', 'progressive metal', 'progressive', 'canadian']"
                                     'discogstags'  "['rock', 'experimental', 'heavy metal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '11'
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'eid-metal-progressive;rock-cppex'
                                             'bpm'  '130.4'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Terria'
'TBPM' (BPM (beats per minute))                     '130.4'
'TCON' (Content type, a.k.a. Genre)                 ['eid-metal-progressive', 'rock-cppex']
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Tiny Tears'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Devin Townsend'
'TRCK' (Track number/Position in set)               '9/11'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.83.01, LAME dll 3.96, 192 Kbit/s, Joint Stereo, High quality'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'experimental', 'heavy metal']
'TXXX:lastfmtags'                                   ['progressive rock', 'metal', 'progressive metal', 'progressive', 'canadian']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.04 dB'
'TXXX:replaygain_track_peak'                        '0.449681'

========================== row from database ==========================
                                              'id'  1391664
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Devin Townsend/Terria/09 - Devin Townsend - Tiny Tears.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  553
                                           'genre'  eid-metal-progressive;rock-cppex
                                        'filesize'  13275299
                                           'mtime'  1620735972
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal 09 eid metal progressive;rock cppex
                                      'tag_artist'  Devin Townsend
                                     'tag_release'  Terria
                                       'tag_title'  Tiny Tears
                                             'bpm'  130.4
                                    'search_title'  'tears':2 'tiny':1
                                   'search_artist'  'devin':1 'townsend':2
                                  'search_release'  'terria':1
                                     'search_rest'  '00dwimp':1 '00metal':2 'cppex':9 'eid':3 'metal':4 'progressive':5,7 'rock':6,8
                                    'search_combo'  '00dwimp':6 '00metal':7 'cppex':14 'devin':3B 'eid':8 'metal':9 'progressive':10,12 'rock':11,13 'tears':2A 'terria':5C 'tiny':1A 'townsend':4B
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-4']
                                      'lastfmtags'  ['progressive rock', 'metal', 'progressive metal', 'progressive', 'canadian']
                                        'tag_date'  2001
                                     'discogstags'  ['rock', 'experimental', 'heavy metal']

============================== file details ==============================
                                           'mtime'  1620735971.7065663  (2021-05-11 14:26:11)
                             'size'  13275299