======================== unified (from filesystem) ========================
                                         'bitrate'  '125.784'
                                        'duration'  '186'
                                          'artist'  'Johnny Temple'
                                     'text_people'  ''
                                         'release'  "Sex, Drugs, Rock 'n' Roll, God & The Devil"
                                           'title'  'Lead Pensil Blues'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-2', 'Q-JZFKS-3', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['blues', 'need to rate', 'all', 'guitar']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '1990'
                                        'comments'  ''
                                           'genre'  'prerock-jb-blues'
                                             'bpm'  '105.0'
                                             'key'  '2B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "Sex, Drugs, Rock 'n' Roll, God & The Devil"
'TBPM' (BPM (beats per minute))                     '105.0'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-blues'
'TDRC' (Recording time)                             '1990'
'TIT2' (Title/songname/content description)         'Lead Pensil Blues'
'TKEY' (Initial key)                                '2B'
'TPE1' (Lead performer(s)/Soloist(s))               'Johnny Temple'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['blues', 'need to rate', 'all', 'guitar']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+3.77 dB'
'TXXX:replaygain_track_peak'                        '0.436882'

========================== row from database ==========================
                                              'id'  1529926
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/va - Sex, Drugs, Rock _n_ Roll, God & The Devil/09 - johnny temple - lead pensil blues  1935.mp3
                                         'working'  None
                                         'bitrate'  125
                                    'duration_sec'  186
                                           'genre'  prerock-jb-blues
                                        'filesize'  2940801
                                           'mtime'  1620402953
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm va _n_ 09 johnny temple lead pensil blues 1935 prerock jb blues
                                      'tag_artist'  Johnny Temple
                                     'tag_release'  Sex, Drugs, Rock 'n' Roll, God & The Devil
                                       'tag_title'  Lead Pensil Blues
                                             'bpm'  105.0
                                    'search_title'  'blues':3 'lead':1 'pensil':2
                                   'search_artist'  'johnny':1 'temple':2
                                  'search_release'  'devil':12 'drugs':3,4 'god':10 'n':6,7 'rock':5 'roll':8,9 'sex':1,2 'the':11
                                     'search_rest'  '1935':8 'blues':7 'jb':10 'johnny':3 'lead':5 'n':2 'pensil':6 'prerock':9 'temple':4 'va':1
                                    'search_combo'  '1935':25 'blues':3A,24 'devil':17C 'drugs':8C,9C 'god':15C 'jb':27 'johnny':4B,20 'lead':1A,22 'n':11C,12C,19 'pensil':2A,23 'prerock':26 'rock':10C 'roll':13C,14C 'sex':6C,7C 'temple':5B,21 'the':16C 'va':18
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  2B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['blues', 'need to rate', 'all', 'guitar']
                                        'tag_date'  1990
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620402953.2029033  (2021-05-07 17:55:53)
                             'size'  2940801