======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '253'
                                          'artist'  'Third Eye Blind'
                                     'text_people'  ''
                                         'release'  '100 Greatest Rock Songs Of The 90S'
                                           'title'  "How's It Going To Be"
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']")
                                      'lastfmtags'  "['alternative rock', '90s', 'alternative', 'pop', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '87'
                                      'tracktotal'  ''
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'rock-pop;set-pl-billboard'
                                             'bpm'  '108.587'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     '100 Greatest Rock Songs Of The 90S'
'TBPM' (BPM (beats per minute))                     '108.587'
'TCON' (Content type, a.k.a. Genre)                 ['rock-pop', 'set-pl-billboard']
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         "How's It Going To Be"
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Third Eye Blind'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '87'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['alternative rock', '90s', 'alternative', 'pop', 'rock']
'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'                        '+0.25 dB'
'TXXX:replaygain_track_peak'                        '0.521611'

========================== row from database ==========================
                                              'id'  1517430
                                            'path'  /data/Music/Bulk/00poprockelectronic/90s/87-Third_Eye_Blind-How_s_It_Going_To_Be.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  253
                                           'genre'  rock-pop;set-pl-billboard
                                        'filesize'  6095532
                                           'mtime'  1620389184
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 90s 87 Third_Eye_Blind How_s_It_Going_To_Be rock pop;set pl billboard
                                      'tag_artist'  Third Eye Blind
                                     'tag_release'  100 Greatest Rock Songs Of The 90S
                                       'tag_title'  How's It Going To Be
                                             'bpm'  108.587
                                    'search_title'  'be':7 'going':5 'how':1 'hows':3 'it':4 's':2 'to':6
                                   'search_artist'  'blind':3 'eye':2 'third':1
                                  'search_release'  '100':1 '90s':7 'greatest':2 'of':5 'rock':3 'songs':4 'the':6
                                     'search_rest'  '00poprockelectronic':1 '87':3 '90s':2 'be':12 'billboard':19 'blind':6 'eye':5 'going':10 'how':7 'it':9 'pl':18 'pop':14,16 'rock':13 's':8 'set':15,17 'third':4 'to':11
                                    'search_combo'  '00poprockelectronic':18 '100':11C '87':20 '90s':17C,19 'be':7A,29 'billboard':36 'blind':10B,23 'eye':9B,22 'going':5A,27 'greatest':12C 'how':1A,24 'hows':3A 'it':4A,26 'of':15C 'pl':35 'pop':31,33 'rock':13C,30 's':2A,25 'set':32,34 'songs':14C 'the':16C 'third':8B,21 'to':6A,28
                                    'tag_tracknum'  87
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['alternative rock', '90s', 'alternative', 'pop', 'rock']
                                        'tag_date'  1997
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620389183.8249009  (2021-05-07 14:06:23)
                             'size'  6095532