======================== unified (from filesystem) ========================
                                         'bitrate'  '141.634'
                                        'duration'  '369'
                                          'artist'  'Λένα Πλάτωνος'
                                     'text_people'  'Lena Platonos'
                                         'release'  'Dimitri - Folk, Rock & Guitar'
                                           'title'  'Shadow Of Blood'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-2', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-3', "
 "'Q-CHART-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['greek', 'experimental', 'electronica', 'electronic', 'avantgarde']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '99.9'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dimitri - Folk, Rock & Guitar'
'TBPM' (BPM (beats per minute))                     '99.9'
'TCOM' (Composer)                                   'Lena Platonos'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TIT2' (Title/songname/content description)         'Shadow Of Blood'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Λένα Πλάτωνος'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf58.45.100'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['greek', 'experimental', 'electronica', 'electronic', 'avantgarde']
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.15 dB'
'TXXX:replaygain_track_peak'                        '0.759256'
'TXXX:youtube'                                      'qIoYrkzTQoE'

========================== row from database ==========================
                                              'id'  1477334
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Dimitri/FolkRockGuitar/Λένα Πλάτωνος (Lena Platonos) - Shadow Of Blood-qIoYrkzTQoE.mp3
                                         'working'  None
                                         'bitrate'  141
                                    'duration_sec'  369
                                           'genre'  ifs-songwriter
                                        'filesize'  6550022
                                           'mtime'  1637330701
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm FolkRockGuitar (Lena Platonos) qIoYrkzTQoE ifs songwriter
                                      'tag_artist'  Λένα Πλάτωνος
                                     'tag_release'  Dimitri - Folk, Rock & Guitar
                                       'tag_title'  Shadow Of Blood
                                             'bpm'  99.9
                                    'search_title'  'blood':3 'of':2 'shadow':1
                                   'search_artist'  'lena':2 'platonos':4 'λενα':1 'πλατωνος':3
                                  'search_release'  'dimitri':1 'folk':2,3 'guitar':5 'rock':4
                                     'search_rest'  'e':16 'folk':9 'folkrockguitar':1 'guitar':11 'ifs':7 'io':13 'lena':2,3 'platonos':4,5 'q':12 'qioyrkztqoe':6 'rock':10 'songwriter':8 'tqo':15 'yrkz':14
                                    'search_combo'  'blood':3A 'dimitri':8C 'e':28 'folk':9C,10C,21 'folkrockguitar':13 'guitar':12C,23 'ifs':19 'io':25 'lena':5B,14,15 'of':2A 'platonos':7B,16,17 'q':24 'qioyrkztqoe':18 'rock':11C,22 'shadow':1A 'songwriter':20 'tqo':27 'yrkz':26 'λενα':4B 'πλατωνος':6B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-2', 'q-other-1', 'Q-BUSY-3', 'Q-HAP-2', 'Q-PLAY-3', 'q-bass-3']
                                      'lastfmtags'  ['greek', 'experimental', 'electronica', 'electronic', 'avantgarde']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637330700.7644274  (2021-11-19 15:05:00)
                             'size'  6550022