======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '204'
                                          'artist'  'Kid606'
                                     'text_people'  ''
                                         'release'  'The Action Packed Mentallist Brings You the Fucking Jams'
                                           'title'  ("Sometimes I Thank God I Can't Sing Because Than No One Can Blame Me for "
 'Anything')
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['breakcore', 'electronica', 'glitch', 'idm', 'electronic', 'experimental']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '7'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '120.5'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Action Packed Mentallist Brings You the Fucking Jams'
'TBPM' (BPM (beats per minute))                     '120.5'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         ("Sometimes I Thank God I Can't Sing Because Than No One Can Blame Me for "
 'Anything')
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Kid606'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:TRACKTOTAL'                                   '7'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['breakcore', 'electronica', 'glitch', 'idm', 'electronic', 'experimental']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.25 dB'
'TXXX:replaygain_track_peak'                        '0.501577'

========================== row from database ==========================
                                              'id'  1510562
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Kid606/Kid606 - 2002 - The Action Packed Mentallist Brings You the Fucking Jams (320 from lossless)/1 Kid606 - Sometimes I Thank God I Can_t Sing Because Than No One Can Blame Me for Anything.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  204
                                           'genre'  electronic-experimental
                                        'filesize'  8193265
                                           'mtime'  1636916916
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 2002 (320 from lossless) 1 Can_t electronic experimental
                                      'tag_artist'  Kid606
                                     'tag_release'  The Action Packed Mentallist Brings You the Fucking Jams
                                       'tag_title'  Sometimes I Thank God I Can't Sing Because Than No One Can Blame Me for Anything
                                             'bpm'  120.5
                                    'search_title'  'anything':17 'because':9 'blame':14 'can':5,13 'cant':7 'for':16 'god':4 'i':2 'me':15 'no':11 'one':12 'sing':8 'sometimes':1 't':6 'than':10 'thank':3
                                   'search_artist'  'kid606':1
                                  'search_release'  'action':2 'brings':5 'fucking':7 'jams':8 'mentallist':4 'packed':3 'the':1 'you':6
                                     'search_rest'  '1':7 '2002':1 '320':2,3 'can':8 'electronic':10 'experimental':11 'from':4 'lossless':5,6 't':9
                                    'search_combo'  '1':33 '2002':27 '320':28,29 'action':20C 'anything':17A 'because':9A 'blame':14A 'brings':23C 'can':5A,13A,34 'cant':7A 'electronic':36 'experimental':37 'for':16A 'from':30 'fucking':25C 'god':4A 'i':2A 'jams':26C 'kid606':18B 'lossless':31,32 'me':15A 'mentallist':22C 'no':11A 'one':12A 'packed':21C 'sing':8A 'sometimes':1A 't':6A,35 'than':10A 'thank':3A 'the':19C 'you':24C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['breakcore', 'electronica', 'glitch', 'idm', 'electronic', 'experimental']
                                        'tag_date'  2002
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636916915.7192104  (2021-11-14 20:08:35)
                             'size'  8193265