======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '368'
                                          'artist'  'Wooden Shjips'
                                     'text_people'  ''
                                         'release'  'West'
                                           'title'  'Home'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['drone', 'psychedelic rock', 'experimental', 'psychedelic', 'noise rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'rock-cppex-psychedelic'
                                             'bpm'  '128.740'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'elojodelnavegadorsolitario.org'
'COMM:ID3v1 Comment:XXX'                            'elojodelnavegadorsolitario.o'
'TALB' (Album/Movie/Show title)                     'West'
'TBPM' (BPM (beats per minute))                     '128.740'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-psychedelic'
'TDRC' (Recording time)                             '2011'
'TENC' (Encoded by)                                 'Lame 3.98 (Max 0.9.1)'
'TIT2' (Title/songname/content description)         'Home'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Wooden Shjips'
'TPE2' (Band/orchestra/accompaniment)               'Wooden Shjips'
'TRCK' (Track number/Position in set)               '4'
'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'                                  'rock'
'TXXX:lastfmtags'                                   ['drone', 'psychedelic rock', 'experimental', 'psychedelic', 'noise rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.64 dB'
'TXXX:replaygain_track_peak'                        '0.295844'

========================== row from database ==========================
                                              'id'  1414633
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Wooden Shjips/West/04 home.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  368
                                           'genre'  rock-cppex-psychedelic
                                        'filesize'  14757436
                                           'mtime'  1620737263
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy 04 home rock cppex psychedelic
                                      'tag_artist'  Wooden Shjips
                                     'tag_release'  West
                                       'tag_title'  Home
                                             'bpm'  128.74
                                    'search_title'  'home':1
                                   'search_artist'  'shjips':2 'wooden':1
                                  'search_release'  'west':1
                                     'search_rest'  'classicprogpsy':1 'cppex':4 'home':2 'psychedelic':5 'rock':3
                                    'search_combo'  'classicprogpsy':5 'cppex':8 'home':1A,6 'psychedelic':9 'rock':7 'shjips':3B 'west':4C 'wooden':2B
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', '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-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['drone', 'psychedelic rock', 'experimental', 'psychedelic', 'noise rock']
                                        'tag_date'  2011
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620737263.4796994  (2021-05-11 14:47:43)
                             'size'  14757436