======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '211'
                                          'artist'  'R. Stevie Moore'
                                     'text_people'  ''
                                         'release'  'Tra La La La Phooey!'
                                           'title'  'Grease Theme'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', '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'  "['post punk', 'indie', 'lo fi', 'experimental', 'singer songwriter']"
                                     'discogstags'  "['electronic', 'rock', 'pop', 'leftfield', 'acoustic', 'rock & roll']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '17'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '133.5'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Tra La La La Phooey!'
'TBPM' (BPM (beats per minute))                     '133.5'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Grease Theme'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'R. Stevie Moore'
'TRCK' (Track number/Position in set)               '17'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'rock', 'pop', 'leftfield', 'acoustic', 'rock & roll']
'TXXX:lastfmtags'                                   ['post punk', 'indie', 'lo fi', 'experimental', 'singer songwriter']
'TXXX:q-bass'                                       '2'
'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'                        '+0.72 dB'
'TXXX:replaygain_track_peak'                        '0.426999'

========================== row from database ==========================
                                              'id'  723974
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Comfort Stand/csr008/csr008-17-rsm_grease-theme.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  211
                                           'genre'  electronic-unsorted
                                        'filesize'  5083008
                                           'mtime'  1636915335
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Comfort Stand csr008 csr008 17 rsm_grease theme electronic unsorted
                                      'tag_artist'  R. Stevie Moore
                                     'tag_release'  Tra La La La Phooey!
                                       'tag_title'  Grease Theme
                                             'bpm'  133.5
                                    'search_title'  'grease':1 'theme':2
                                   'search_artist'  'moore':4 'r':1,2 'stevie':3
                                  'search_release'  'la':2 'phooey':3 'tra':1
                                     'search_rest'  'comfort':1 'csr008':3 'electronic':7 'grease':5 'rsm':4 'stand':2 'theme':6 'unsorted':8
                                    'search_combo'  'comfort':10 'csr008':12 'electronic':16 'grease':1A,14 'la':8C 'moore':6B 'phooey':9C 'r':3B,4B 'rsm':13 'stand':11 'stevie':5B 'theme':2A,15 'tra':7C 'unsorted':17
                                    'tag_tracknum'  17
                                      '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-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['post punk', 'indie', 'lo fi', 'experimental', 'singer songwriter']
                                        'tag_date'  2004
                                     'discogstags'  ['electronic', 'rock', 'pop', 'leftfield', 'acoustic', 'rock & roll']

============================== file details ==============================
                                           'mtime'  1636915334.789477  (2021-11-14 19:42:14)
                             'size'  5083008